Amendment Description Amendment Flag Current Fiscal Year End Date Document Period End Date Document Type Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Registrant Name Entity Central Index Key Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Accounts Receivable, Net, Current Accounts receivable, net Accounts receivable, net of allowance Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Payments to Acquire Businesses, Net of Cash Acquired Acquisition of business, net of cash acquired Cash paid for acquisition of businesses, net of cash acquired Cash paid for acquisition of businesses, net of cash acquired Acquisition of businesses, net of cash acquired Allowance for Doubtful Accounts Receivable, Current Allowance for bad debt Consolidated Balance Sheets Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Equity issued for acquisition Business Acquisition, Pro Forma Information [Abstract] Pro Forma Information Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets Identifiable intangible assets Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net Estimate purchase price Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents Cash Cash and cash equivalents Business Acquisition, Purchase Price Allocation, Current Assets, Inventory Inventories Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets Prepaid expenses and other current assets Business Acquisition, Purchase Price Allocation, Current Assets, Receivables Accounts receivable Business Acquisition, Purchase Price Allocation, Goodwill Amount Goodwill Increase in goodwill purchase price adjustment Business Acquisition, Purchase Price Allocation, Goodwill, Expected Tax Deductible Amount Goodwill anticipated to be deductible for tax purposes Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment Property and equipment Fixed assets Business Acquisition [Axis] Business Acquisition [Line Items] Acquisitions Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents, as of beginning of period Cash and cash equivalents, as of end of period Cash and cash equivalents Cash equivalents Cash Equivalents [Member] Increase (Decrease) in Inventories Inventories Increase (Decrease) in Accounts Payable Accounts payable Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Outstanding Common stock, shares outstanding Common Stock, Value, Issued Common stock, $0.01 par value; 100,000 shares authorized, 71,887 and 71,154 issued and outstanding as of March 31, 2012 and December 31, 2011, respectively Cost of Revenue Cost of revenue Current liabilities: Liabilities, Current [Abstract] Liabilities, Current Total current liabilities Customer Deposits, Current Customer deposits Debt, Current Short-term debt Current maturities of long term debt Term loan borrowing Debt Instrument, Increase, Additional Borrowings Debt Instrument [Axis] Debt Instrument [Line Items] Debt Deferred Compensation Liability, Current Deferred Compensation Deferred income tax provision Deferred Income Tax Expense (Benefit) Total deferred income (loss) before income taxes Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Derivative, Fair Value, Net Mark-to-Market, Total Derivative Assets, Current Short-term derivative assets, net Derivative, by Nature [Axis] Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivatives Derivative Liabilities, Current Short-term derivative liabilities, net Derivative [Table] Earnings Per Share, Diluted Diluted earnings per common share (in dollars per share) Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations Effective Income Tax Rate, Continuing Operations Effective income tax rate (as a percent) Share-based payment award compensation costs Share-based Compensation Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost Issuance of equity awards to employees in grant Fair Value of Assets Acquired Assets acquired, net of cash Payment of senior revolving credit facility and senior term loan facility loan costs Payments of Financing Costs Foreign Currency Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net Mark-to-Market value of non-designated foreign currency contracts Gain on short-term investment Gain (Loss) on Investments General and Administrative Expense General and administrative Gross Profit [Abstract] Gross profit: Gross Profit Gross profit Gross profit Consolidated Statements of Income and Comprehensive Income Income Tax Disclosure [Text Block] Income Taxes Increase (Decrease) in Other Operating Assets Other current assets Intangible Assets, Net (Excluding Goodwill) Identifiable intangible assets, net Total identifiable intangible assets Total intangible assets, Net carrying value Inventory, Net Inventories Labor and Related Expense Compensation and employee benefits Liabilities: Liabilities [Abstract] Liabilities and Equity Total liabilities and equity Liabilities Total liabilities Outstanding amount Line of Credit Facility, Amount Outstanding Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Available borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Long-term Debt, Excluding Current Maturities Long-term debt Loss Contingencies by Nature of Contingency [Axis] Loss Contingencies [Line Items] Legal Matters Loss Contingencies Loss Contingencies [Table] Noncontrolling Interest, Increase from Equity Issuance or Sale of Parent Equity Interest Capital contribution for joint ventures Stockholders' Equity Attributable to Noncontrolling Interest Noncontrolling interest equity Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net income attributable to World Fuel Net Income (Loss) Available to Common Stockholders, Basic Net income Net income attributable to World Fuel Net income attributable to World Fuel Net income attributable to World Fuel Net Income (Loss) Attributable to Parent Nonoperating Income (Expense) Total non-operating expenses, net Nonmonetary Notional Amount of Price Risk Derivative Instruments Not Designated as Hedging Instruments Non-Designated, Notional value of commodity contracts Nonmonetary Notional Amount of Price Risk Fair Value Hedge Derivatives Fair Value Hedge, Notional value of commodity contracts Notional Amount of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Non-Designated, Notional amount of foreign currency contracts Operating Income (Loss) Income from operations Income from operations Total Income from operations Revenues [Abstract] Revenue: Revenues Revenue Total revenue Other Assets, Current Other current assets Payments of Dividends, Common Stock Dividends paid on common stock Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Preferred stock, shares issued Prepaid Expense, Current Prepaid expenses Price Risk Derivative Instruments Not Designated as Hedging Instruments, at Fair Value, Net Mark-to-Market value of non-designated commodity contracts Price Risk Fair Value Hedge Derivative, at Fair Value, Net Mark-to-Market value of fair value hedge commodity contracts Proceeds from sale of common stock, net of expenses Proceeds from Issuance of Common Stock Net proceeds from public offering of common stock Proceeds from Noncontrolling Interests Capital contribution for joint venture Proceeds from Lines of Credit Borrowings under senior revolving credit facility Proceeds from Collection of Notes Receivable Repayment of notes receivable Proceeds from Sale and Collection of Receivables Proceeds from sale of accounts receivable Proceeds from Sale of Short-term Investments Proceeds from the sale of short-term investments Proceeds from Stock Options Exercised Proceeds from exercise of stock options Property, Plant and Equipment, Net Property and equipment, net Property and Equipment net Provision for Doubtful Accounts Provision for bad debt Charges to provision for bad debt Payments to Acquire Notes Receivable Issuance of notes receivable Payments to Acquire Property, Plant, and Equipment Capital expenditures Payments to Acquire Short-term Investments Purchase of short-term investments Receivables Held-for-sale, Amount Maximum amount of accounts receivable to be sold under a Receivables Purchase Agreement ("RPA") Repayments of Lines of Credit Repayments under senior revolving credit facility Repayments of Other Debt Repayments of debt other than senior revolving credit facility Retained Earnings (Accumulated Deficit) Retained earnings Segment Reporting Information [Line Items] Information from operations by segment Information of accounts receivable, net goodwill, identifiable intangible assets, net and total assets by segment Segment Reporting Disclosure [Text Block] Business Segments Consolidated Statements of Cash Flows Consolidated Statements of Shareholders' Equity World Fuel shareholders' equity: Stockholders' Equity Attributable to Parent [Abstract] Current assets: Assets, Current [Abstract] Assets, Current Total current assets Term Loan Facility Unsecured Debt [Member] Weighted Average Number Diluted Shares Outstanding Adjustment Effect of dilutive securities (in shares) Weighted Average Number of Shares Outstanding, Diluted Diluted weighted average common shares (in shares) Weighted average common shares for diluted earnings per common share Weighted Average Number of Shares Outstanding, Basic Basic weighted average common shares (in shares) Weighted average common shares for basic earnings per common share Common Stock Common Stock [Member] Dividends Payable, Amount Cash dividends declared, but not yet paid Assets Total assets Total assets Accounts Receivable Accounts receivable, net: Investment Income, Interest Interest income Other General Expense Corporate overhead Other Income and Other Expense Disclosure [Text Block] Interest Income, Expense and Other Financing Costs Total Estimate of Fair Value, Fair Value Disclosure [Member] Statement [Table] Statement, Scenario [Axis] Assets: Assets [Abstract] Total assets: Statement Statement [Line Items] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [Member] Fair Value Disclosures [Text Block] Fair Value Measurements Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations Aggregate annual maturities of debt Long-term Debt, by Maturity [Abstract] Term loan principal payments Earnings Per Share, Basic Basic earnings per common share (in dollars per share) Excess Tax Benefit from Share-based Compensation, Financing Activities Federal and state tax benefits resulting from tax deductions in excess of the compensation cost recognized for share-based payment awards Stockholders' Equity, Period Increase (Decrease) Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Common Stock, Shares, Issued Common stock, shares issued Balance (in shares) Balance (in shares) Other Assets, Noncurrent Non-current other assets Operating Expenses [Abstract] Operating expenses: Operating Expenses Total operating expenses Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Weighted average anti-dilutive securities which are not included in the calculation of diluted earnings per common share (in shares) Basic Earnings Per Share, Pro Forma Basic (in dollars per share) Diluted Earnings Per Share Pro Forma Diluted (in dollars per share) Earnings per Common Share Earnings per Common Share Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income before income taxes Goodwill Goodwill Balance at the beginning of the period Balance at the end of the period Total goodwill Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Other Nonoperating Income (Expense) Other income (expense), net Stockholders' Equity Attributable to Parent Total World Fuel shareholders' equity Income Tax Expense (Benefit) Provision for income taxes Income tax provision Total Preferred Stock, Value, Issued Preferred stock, $1.00 par value; 100 shares authorized, none issued Common Stock, Dividends, Per Share, Cash Paid Cash dividends declared (in dollars per share) Statement, Equity Components [Axis] Capital in Excess of Par Value Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive (Loss) Income Accumulated Other Comprehensive Income (Loss) [Member] Capital Expenditures Incurred but Not yet Paid Capital expenditure accrual Stock Issued During Period, Value, New Issues Public offering of common stock Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Issuance of common stock related to share-based payment awards including income tax benefit of $2,915 for the period March 31, 2011 Stock Issued During Period, Value, Acquisitions Issuance of common stock related to acquisition Stock Issued During Period, Shares, New Issues Public offering of common stock (in shares) Public offering of common stock (in shares) Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Issuance of common stock related to share-based payment awards including income tax benefit (in shares) Stock Issued During Period, Shares, Acquisitions Issuance of common stock related to acquisition (in shares) Stock Issued During Period, Shares, Period Increase (Decrease) Other (in shares) Comprehensive Income Comprehensive Income [Member] Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Supplemental Schedule of Noncash Investing and Financing Activities: Commitments and contingencies Commitments and Contingencies. Earnings Per Share, Pro Forma [Abstract] Earnings per common share: Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Issuance of shares related to share-based payment awards, income tax benefit Earnings Per Share [Text Block] Earnings per Common Share Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income including noncontrolling interest Net income including noncontrolling interest Net income Net income including noncontrolling interest Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to noncontrolling interest Weighted Average Number of Shares Outstanding, Diluted [Abstract] Denominator: Business Acquisition, Cost of Acquired Entity, Cash Paid Cash consideration paid Business Acquisition, Cost of Acquired Entity, Liabilities Incurred Estimated purchase price - promissory note Promissory notes issued for acquisition Promissory notes issued Accrued Income Taxes, Noncurrent Non-current income tax liabilities, net Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive income Comprehensive income including noncontrolling interest Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total equity Balance Balance Dividends, Cash Cash dividends declared Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities Total adjustments Accounts Payable, Current Accounts payable Assets, Fair Value Disclosure Total assets Liabilities, Fair Value Disclosure Total liabilities Net increase (decrease) in cash and cash equivalents Net Cash Provided by (Used in) Continuing Operations Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Amortization of share-based payment awards Other Noncash Income (Expense) Other Fair Value, Assets and Liabilities Measured on Recurring Basis, Gain (Loss) Included in Earnings Realized and Unrealized Losses Included in Earnings Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset and Liability, Gain (Loss) Included in Other Comprehensive Income (Loss) Realized and Unrealized Gains (Losses) Included in Other Comprehensive Income Other Income and Expenses [Abstract] Interest income, expense and other financing costs Fair Value by Measurement Frequency [Axis] Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block] Computation of basic and diluted earnings per share Commitments and Contingencies Income Taxes Fair Value Measurements Interest Expense and Other Financing Costs, net. Schedule of Fair Value Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block] Impact of derivatives designated as fair value hedges on the consolidated statements of earnings Schedule of Cash Flow Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block] Presents the effect and financial statement location of derivative instruments in cash flow hedging relationships on accumulated other comprehensive income and consolidated statements of income Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block] Impact of derivatives not designated as hedges on the consolidated statements of earnings Derivatives Letters of credit, outstanding amount Letters of Credit Outstanding, Amount Business Acquisition, Pro Forma Information [Table Text Block] Schedule of unaudited pro forma results of acquisitions Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Goodwill Schedule of Derivative Instruments [Table Text Block] Schedule of fair value positions of derivative instruments Reconciliation of Assets from Segment to Consolidated [Table Text Block] Schedule of accounts receivable, net and total assets by segment Debt Instrument, Name [Domain] Derivative, Name [Domain] Equity Component [Domain] Hedging Relationship [Domain] Scenario, Unspecified [Domain] Segment [Domain] Commitment fee on the unused portion of the credit facility (as a percent) Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Letters of credit fees (as a percent) Line of Credit Facility, Commitment Fee Percentage Assets, Fair Value Disclosure [Abstract] Assets: Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Assets and liabilities measured at fair value on a recurring basis Liabilities, Fair Value Disclosure [Abstract] Liabilities: Business Segments Increase (Decrease) in Other Noncurrent Assets Non-current other assets Business Acquisition, Pro Forma Revenue Revenue Business Acquisition, Pro Forma Net Income (Loss) Net income attributable to World Fuel Liabilities Assumed Liabilities assumed Derivative Instrument Risk [Axis] Schedule of Other Nonoperating Income (Expense) [Table Text Block] Schedule of interest income and expense and other financing costs, net Number of businesses acquired Number of Businesses Acquired Netting and Collateral Netting and Collateral [Member] Hedging Designation [Domain] Hedging Designation [Axis] Derivatives, Fair Value, by Balance Sheet Location [Axis] Balance Sheet Location [Domain] Derivatives, Fair Value [Line Items] Derivative instruments, at their respective fair value positions Information about derivative instruments measured at fair value and their locations on the consolidated balance sheet Derivative Asset, Fair Value, Gross Asset Derivative assets Derivative Liability, Fair Value, Gross Liability Derivative liabilities Foreign Exchange Contract [Member] Foreign currency contracts, net Foreign currency contracts Commodity contracts Commodity Contract [Member] Commodity contracts, net Other income (expense), net Other Income [Member] Revenue Sales [Member] Cost of revenue Cost of Sales [Member] Fair value hedges Fair Value Hedging [Member] Cash flow hedges Cash Flow Hedging [Member] Derivatives not designated as hedging instruments Not Designated as Hedging Instrument [Member] Derivatives instruments not designated as hedging instruments Derivative Instruments, Gain (Loss) [Line Items] Gain (loss) on derivative Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis] Derivative Instruments, Gain (Loss) by Income Statement Location [Axis] Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain Recognized in Other Comprehensive Income (Loss), Effective Portion Unrealized Gain (Loss) Recorded in Accumulated Other Comprehensive Income (Effective Portion) Derivative Instruments, Gain (Loss) Recognized in Income, Net Realized and Unrealized Gain (Loss) Derivative Contract Type [Domain] Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Schedule of derivative instruments measured at fair value and their locations on the consolidated balance sheet Noncontrolling Interest (Deficit) Equity Noncontrolling Interest [Member] Parent [Member] World Fuel Shareholders' Equity Adjustments to reconcile net income including noncontrolling interest to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Net Income (Loss) Attributable to Parent [Abstract] Numerator: Comprehensive income: Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Goodwill, Translation Adjustments Change in goodwill due to foreign currency translation adjustments Foreign currency translation of Brazil subsidiary goodwill Goodwill, Purchase Accounting Adjustments Increase in goodwill purchase price adjustment Estimated aggregate purchase price Purchase price allocation Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net [Abstract] Increase (Decrease) in Accounts Receivable Accounts receivable, net Increase (Decrease) in Customer Deposits Customer deposits Increase (Decrease) in Prepaid Expense Prepaid expenses Changes in assets and liabilities, net of acquisitions: Increase (Decrease) in Operating Capital [Abstract] Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments Realized and Unrealized Gain (Loss) on Hedge Change in Unrealized Gain (Loss) on Hedged Item in Fair Value Hedge Realized and Unrealized Gain (Loss) on Hedged Item Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Nonoperating Income (Expense) [Abstract] Non-operating expenses, net: Operating Income (Loss) [Abstract] Income from operations: Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Change in effective portion of cash flow hedges, income tax provision Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Shareholders' Equity Foreign currency losses (gains), net Foreign Currency Transaction Gain (Loss), Unrealized Operating Segments Operating Segments [Member] Corporate overhead - unallocated Unallocated Amount to Segment [Member] Corporate Variable rate basis Debt Instrument, Description of Variable Rate Basis Basis points added to reference rate (as a percent) Debt Instrument, Basis Spread on Variable Rate Fair value measured on recurring basis Fair Value, Measurements, Recurring [Member] Loss Contingency, Damages Sought, Value Damages, plus interest and attorney's fees, in pending action Derivatives designated as hedging instruments Designated as Hedging Instrument [Member] Derivatives instruments designated as hedging instruments Increase (Decrease) in Accrued Expenses and Other Liabilities Accrued expenses and other current liabilities The net change during the reporting period in Accrued expenses and other current liabilities not separately disclosed in the balance sheet due to materiality considerations. Accrued expenses and other current liabilities Increase (Decrease) in Income Tax and Other Liabilities Noncurrent Non-current income tax and other long-term liabilities The net change during the reporting period in amount due for income taxes and other long-term liabilities not separately disclosed in the balance sheet. Non-current income tax, net and other long-term liabilities Payments for Repurchase of Common Stock to Satisfy Employee Tax Withholding Obligations Purchases of stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards Cost of common stock that relate to the purchase of stock tendered by employees to exercise share-based payment awards and satisfy the required withholding taxes related to share-based payment awards. Transaction Taxes Receivable Transaction taxes receivable Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds for VAT, GST, excise and other fuel taxes paid in conjunction with fuel purchases and sales. Transaction Taxes Payable Transaction taxes payable Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) to tax authorities as of the balance sheet date representing refunds for VAT, GST, excise and other fuel taxes paid in conjunction with fuel purchases and sales. Document and Entity Information Deferred Compensation Liability Classified and Other Liabilities, Noncurrent Other long-term liabilities Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer). Also includes the aggregate carrying amount, as of the balance sheet date, of noncurrent obligations not separately disclosed in the balance sheet due to materiality considerations. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer). Interest expense and other financing costs, net Total interest income, expense and other financing costs Interest Income (Expense) and Other Financial Costs, Net Represents the amount of interest income and expense, net, which includes other financing costs. Initial noncontrolling interest upon consolidation of joint venture Initial Noncontrolling Interest upon Consolidation of Joint Venture Initial non-controlling interest upon the consolidation of a joint venture that was previously accounted as an equity investment. Purchases of common stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards Share Repurchases Related to Employee Stock Based Compensation Awards Value Purchases of stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards. Purchases of common stock tendered by employees to satisfy the required withholding taxes related to share-based payment awards (in shares) Share Repurchases Related to Employee Stock Based Compensation Awards Shares Number of shares of common stock that relate to the purchase of stock tendered by employees to exercise share-based payment awards and satisfy the required withholding taxes related to share-based payment awards. Interest Expense and Other Financial Costs, Net Interest expense and other financing costs Represents the amount of interest expense net which included other financing costs. Schedule of Income Tax Expense (Benefit) and Effective Income Tax Rate [Table Text Block] Schedule of Income tax provision and the respective effective tax rates Tabular disclosure of the components of income tax expense and effective income tax rate attributable to continuing operations. Miami Airport Litigation [Member] Represents the risk of loss associated with the outcome of the pending or threatened Miami Airport litigation against the entity. Miami Airport Litigation Brendan Airways Litigation [Member] Represents the risk of loss associated with the outcome of the pending or threatened Brendan Airways litigation against the entity. Brendan Airways Litigation Loss Contingency, Number of Defendants Number of defendants Represents the number of defendants against whom suit was filed to seek reimbursement for the cost of remediating environmental contamination. Loss Contingency, Number of Potentially Responsible Parties Number of Potentially Responsible Parties Represents the number of potentially responsible parties including the entity, who were advised of their potential liability for the clean-up costs of the contamination that is the subject of the County Suit. Loss Contingency, Letter Sent to Number of Subsidiaries Number of subsidiaries that received a letter Represents the number of subsidiaries of the entity to whom the County sent a letter. Loss Contingency, Number of Subsidiaries Involved in Dispute Number of subsidiaries involved in dispute Represents the number of subsidiaries of the entity, which were involved in the dispute. Number of reportable operating business segments Reporting Segments Number Represents the number of reportable operating business segments of the entity. Aviation Segment [Member] Represents the information related to the Aviation segment. Aviation segment Marine Segment [Member] Represents the information related to the Marine segment. Marine segment Land Segment [Member] Represents the information related to the Land segment. Land segment Fair Value Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Schedule of assets and liabilities that are measured at fair value on a recurring basis that utilized Level 3 inputs Tabular disclosure of the fair value measurement of assets and liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period. Hedged Items Inventories [Member] Represents inventory hedged as of the report date. Hedged item inventories Contingent Consideration Earn Out [Member] The amount of potential payments under the contingent consideration arrangement included in a business acquisition. Earn-out Fair Value, Assets and Liabilities, Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Summarization of the information required and determined to be provided for the purpose of reconciling beginning and ending balances of fair value measurements of assets and liabilities, using significant unobservable inputs (level 3). Fair Value by Asset and Liabilities Class [Axis] Fair value information by class of assets and liability. Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Information about assets and liabilities measured at fair value on a recurring basis Change in fair value of assets and liabilities measured on recurring basis, utilized Level 3 inputs Fair Value, Assets and Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Measurement with Unobservable Inputs Reconciliation Recurring Basis, Assets and Liabilities Value Beginning of Period, (Liabilities) Assets Represents assets and liabilities measured at fair value using significant unobservable inputs (level 3), which is required for the purpose of reconciliation of the beginning and ending balances. End of Period, Liabilities Fair Value, Measurement with Unobservable Inputs Reconciliation Recurring Basis, Asset and Liability, Settlements Settlements Represents the settlements that have taken place during the period in relation to assets and liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy. Change in Unrealized Losses Relating to Instruments Still Held as of end of Period Fair Value, Measurement with Unobservable Inputs Reconciliation Recurring Basis, Assets and Liabilities Change in Unrealized Gain (Losses) Represents the change in unrealized gains (losses) using significant unobservable inputs (level 3), relating to instruments held as of the balance sheet date. Extinguishment of Liability [Policy Text Block] Disclosure of accounting policy for the extinguishment of liability. Extinguishment of Liability Nordic Camp Supply Ap S [Member] Represents the descriptions related to the Nordic Camp Supply ApS which acquired by the entity. Nordic Camp Supply ApS ("NCS") Represents the descriptions related to the Henty Oil Limited, Tank and Marine Engineering Limited and Henty Shipping Services Limited which acquired by the entity. Henty Oil Limited, Tank and Marine Engineering Limited and Henty Shipping Services Limited (collectively, "Henty") Henty Oil Limited Tank and Marine Engineering Limited and Henty Shipping Services Limited [Member] Business Acquisition, Minimum Number of Airports and Fixed Base Operators to Whom Branded Aviation Fuel and Deicing Fluid Supplied Represents the minimum number of airports and fixed base operators throughout North America that the acquired entity supplies branded aviation fuel and de-icing fluid. Minimum number of airports and fixed base operators, to whom, acquired company supplies branded aviation fuel and de-icing fluid to Business Acquisition, Purchase Price Allocation, Current Liabilities, Accounts Payable and Other Liabilities The amount of acquisition cost of a business combination allocated to accounts payable and other current liabilities of the acquired entity. Accounts payable and other current liabilities Business Acquisition, Contingent Consideration, Potential Cash Payment on Achieving Operating Targets Period Represents the period of meeting certain operating targets for earn-out payment. Period for acquiree to meet certain operating targets for earn-out payment (in years) Business Acquisition Contingent Consideration Potential Cash Payment Maximum Prior to Purchase Agreement Amendment Represents the maximum amount of potential cash payments that could result from the contingent consideration arrangement. Maximum Earn-out payment prior to purchase agreement amendment Business Acquisition, Contingent Consideration, Potential Cash Payment Minimum Represents the minimum amount of potential cash payments that could result from the contingent consideration arrangement. Minimum Earn-out payment established in consideration for the reduction in the maximum Earn-out Accounts Receivable, Purchase Agreement [Abstract] Accounts Receivable Purchase Agreement Accounts Receivable Sold Amount Represents the amount of accounts receivable sold at the end of the period. Accounts receivable sold Retained Beneficial Interest Amount Represents the amount of retained beneficial interest outstanding at the end of the period. Retained beneficial interest recorded Goodwill [Abstract] Goodwill Extinguishment of Liability [Abstract] Extinguishment of Liability Derecognized Vendor Liability, Accruals Amount Represents the derecognized vendor liability accruals amount due to the legal release of the entity's obligations. Derecognized vendor liability accruals amount Represents the acquisition of Falmouth Oil Services Limited, Lakeside Oil Company, Inc., Western Petroleum Company, Shell Company of Gibraltar, Limited and The Hiller Group Incorporated and Air Petro Corp., by the entity. 2010 Acquisitions Acquisitions 2010 [Member] Accounts Receivable Purchase Agreement [Policy Text Block] Accounts Receivable Purchase Agreement Disclosure of accounting policy related to an agreement to sell a portion of accounts receivable. Business Acquisition, Purchase Price Allocation Deferred Tax Liability The amount of acquisition cost of a business combination allocated to deferred tax liabilities assumed from the acquired entity. Long-term deferred tax liabilities Business Acquisition, Purchase Price Allocation Increase (Decrease) Represents the valuation of the net assets acquired, related to certain acquisitions, which resulted in an increase (decrease) in the aggregate purchase price. Increase (decrease) in the aggregate purchase price of acquisitions Business Acquisition, Contingent Consideration Fair Value Disclosure Fair value, as of the balance sheet date, of potential payments under the contingent consideration arrangement. Fair value of the earn-out liability Estimate of Fair Value before Netting [Member] This element represents the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined) for which it is practicable to estimate such value, before netting. Sub-Total Fair Value Class of Assets and Liabilities [Domain] Represents the different class of assets and liabilities. Extinguishment of Receivables Related to Acquisition Extinguishment of receivables related to acquisition Amount of receivables extinguished during acquisition. Extinguishment of Receivables Related to Funding Arrangement Extinguishment of receivables related to funding arrangement Amount of receivables extinguished attributable to the funding arrangement. A firm and legally binding contract to purchase a physical commodity or underlying asset at some date in the future with an agreed upon price at the date the contract is entered. Commodity contract (long) Commodity Contract Long [Member] A firm and legally binding contract to sell a physical commodity or underlying asset at some date in the future with an agreed upon price at the date the contract is entered. Commodity contract (short) Commodity Contract Short [Member] A firm and legally contract to sell a physical commodity or underlying asset at some date in the future with an agreed upon price at the date the contract is entered. The purpose of the contract is to protect the value of inventory held against a price decline. Commodity contract inventory (short) Commodity Contract Inventory Short [Member] A contract to purchase a foreign currency (non US dollar) at some date in the future with an agreed upon price at the date the contract is entered. Foreign currency contracts (long) Foreign Currency Contracts Long [Member] A contract to sell a foreign currency (non US dollar) at some date in the future with an agreed upon price at the date the contract is entered. Foreign currency contracts (short) Foreign Currency Contracts Short [Member] Derivative, Settlement Period [Axis] Information pertaining to the settlement period of derivative contracts. Represents the settlement periods of the entity's derivative contracts. Derivative, Settlement Period [Domain] Derivative, Settlement Period [Domain] Represents the derivative contracts that will settle in 2011. 2011 Settlement Period 2011 [Member] Represents the derivative contracts that will settle in 2012. 2012 Settlement Period 2012 [Member] Represents the derivative contracts that will settle in 2013. 2013 Settlement Period 2013 [Member] Derivative, Currency [Axis] Information pertaining to the currencies of derivative contracts. Derivative, Unit of Measure [Axis] Information pertaining to the units of measure specified in the derivative contract. Unit of Measure [Domain] Represents the types of units of measure in the derivative contracts. Represents gallons. GAL Gallon [Member] Represents metric tons. MT Metric Ton [Member] All Currencies [Domain] BRL Brazil, Brazil Real CAD Canada, Dollars CLP Chile, Pesos EUR Euro Member Countries, Euro GBP United Kingdom, Pounds MXN Mexico, Pesos SGD Singapore, Dollars AUD Australia, Dollars Represents short-term derivative assets, net, in which the fair value amounts of the derivative instruments are included. Short-term derivative assets, net Short Term Derivative Assets [Member] Represents short-term derivative liabilities, net, in which the fair value amounts of the derivative instruments are included. Short-term derivative liabilities, net Short Term Derivative Liabilities [Member] Represents the non-current other assets in which the fair value amounts of the derivative instruments are included. Other long-term assets Other Assets Noncurrent [Member] Represents the other long-term liabilities in which the fair value amounts of the derivative instruments are included. Other long-term liabilities Other Long Term Liabilities [Member] Represents the hedged items related to the derivative instrument. Hedged items Hedged Items [Member] Represents the hedged items inventories related to the derivative instrument. Hedged item commitments Hedged Items Firm Commitment [Member] Price Risk Fair Value Hedge Derivative Fair Value Per Unit Represents the fair value per unit of all price risk derivatives designated as fair value hedging instruments. Mark-to-Market Prices of fair value hedge commodity contracts Price Risk Derivative Instruments Not Designated as Hedging Instruments Fair Value Per Unit Represents the fair value per unit of all price risk derivatives not designated as hedging instruments. Mark-to-Market Prices of non-designated commodity contracts Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Fair Value Per Unit Represents the fair value per unit of all foreign currency derivatives not designated as hedging instruments. Mark-to-Market Prices of non-designated foreign currency contracts Derivative instruments whose primary underlying risk is tied to commodity prices. Commodity contracts. Commodity Contract 1 [Member] Business Acquisition, Contingent Consideration, Potential Cash Payment, Maximum after Purchase Agreement Amendment Represents the maximum amount of potential cash payments that could result from the contingent consideration arrangement, after purchase agreement amendment. Maximum Earn-out payment after purchase agreement amendment Earn-out [Abstract] Earn-out Percentage of Sold Accounts Receivable Sale Price Equal to before Discount Margin Represents the percentage of the sold accounts receivable the sales price is equal to before a discount margin. Percentage of the sold accounts receivable the sales price is equal to before a discount margin (as a percent) Percentage Rate Added to Floating Market Rate to Get Discount Margin Represents the percentage rate added to floating market rate to get discount margin. Percentage rate added to floating market rate to get discount margin Derivative instruments whose primary underlying risk is tied to foreign exchange rates. Foreign exchange contracts. Foreign Exchange Contract 1 [Member] Reconciliation of Revenue, Gross Profit and Income from Operations by Segment to Consolidated [Text Block] Tabular disclosure of revenue, gross profit and income from operations for each reportable segment. Schedule of revenue, gross profit and income from operations by segment Acquisitions 2011 [Member] Represents the acquisition of Ascent Aviation Group Inc and other immaterial businesses and Nordic Camp Supply ApS. 2011 Acquisitions Business Acquisition, Purchase Price Allocation Working Capital Working capital The amount of acquisition cost of a business combination allocated to working capital. DKK Denmark, Kroner NOK Norway, Krone CZK Czech Republic, Koruny COP Colombia, Pesos CHF Switzerland, Francs Schedule of Debt Instruments [Table] A table or schedule providing information pertaining to short-term and long-term debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary for a fair presentation. Details pertaining to the credit facility available to the entity. Credit facility Credit Facility [Member] Debt Instrument, Variable Rate Base [Axis] The alternative reference rates that may be used to calculate the variable interest rate of the debt instrument. Identification of the reference rate that is used to calculate the variable interest rate of the debt instrument. Debt Instrument, Variable Rate Base [Domain] Represents the base rate used to calculate the variable rate of the debt instrument. Base rate Debt Instrument Variable Rate Base [Member] The eurodollar rate which may be used to calculate the variable interest rate of the debt instrument at the entity's option. Eurodollar rate Debt Instrument Variable Rate Eurodollar [Member] Line of Credit Term Term of the letters of credit and bank guarantees issued under the Credit Facility and the unsecured credit lines (in years) The term of the line of credit facility. Accrued Expenses and Other Current Liabilities Noncash Amount of accrued expenses and other current liabilities forming a part of non cash financing or investing activities. Capital expenditure current accrual Capital expenditure noncurrent accrual Other Long Term Liabilities Noncash Amount of other long term liabilities forming a part of non cash financing or investing activities. Payment of Assumed Employee Benefits Payment of assumed employee benefits related to acquisitions Represents the cash outflow associated with the payment of assumed employee benefits that was paid on behalf of the seller subsequent to the closing of the related acquisition during the reporting period. Finite Lived Intangible Asset Useful Life The useful life of finite-lived intangible assets. Amortization period of identifiable intangible assets (in years) Business Acquisition, Purchase Price Allocation, Fixed Assets Increase (Decrease) Increase (decrease) in fixed assets Represents the amount of increase (decrease) in the purchase price allocated to fixed assets. Business Acquisition, Purchase Price Allocation, Long-term Liabilities Increase (Decrease) Increase (decrease) in long-term liabilities Represents the amount of increase (decrease) in the purchase price allocated to long-term liabilities. Net Cash Provided by (Used in) Investing Activities [Abstract] Net Cash Provided by (Used in) Financing Activities [Abstract] Statement, Business Segments [Axis] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition, Acquiree [Domain] Loss Contingency, Nature [Domain] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Measurement Frequency [Domain] Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Income Statement and Other Comprehensive Income (Loss) Location [Domain] Payments of Dividends, Noncontrolling Interest Distribution of noncontrolling interest Proceeds from Other Debt Borrowings of other debt Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Distribution of noncontrolling interest Accrued Liabilities, Current Accrued expenses and other current liabilities Additional Paid in Capital, Common Stock Capital in excess of par value Proceeds from Issuance of Debt Borrowings under senior term loan facility UYU Uruguay, Pesos Represents the derivative contracts that will settle in 2014. 2014 Settlement Period 2014 [Member] Derivative, Collateral [Abstract] Fair value measurement, additional disclosure Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Reconciliation of the estimated aggregate purchase price for the acquisitions to the cash paid for the acquisitions, net of cash acquired Schedule of Purchase Price Allocation [Table Text Block] Schedule of estimated purchase price allocation for the acquisitions Represents the descriptions related to Transoil Inc. based in Southern Minnesota, which was acquired by the entity. Tran soil Transoil Inc [Member] Business Acquisition, Cost of Acquired Entity, Purchase Price [Abstract] Reconciliation of the estimated aggregate purchase price for the acquisitions to the cash paid for the acquisitions, net of cash acquired Estimated purchase price Business Acquisition, Cost of Acquired Entity, Equity Interests Issued and Issuable Less: Common stock issued Business Acquisition, Contingent Consideration, at Fair Value Estimated contingent consideration (Earn-out) Business Acquisition Estimated Cash Consideration Estimated cash consideration Represents the estimated amount of cash consideration to be paid to acquire the entity. Estimated cash consideration Assets acquired: Business Acquisition, Purchase Price Allocation, Current and Noncurrent Assets [Abstract] Business Acquisition Purchase Price Allocation Other Current and Noncurrent Assets Other current and long-term assets Represents the amount of acquisition cost of a business combination allocated to other current and noncurrent assets of the acquired entity. Business Acquisition, Purchase Price Allocation, Current Liabilities [Abstract] Liabilities assumed: Business Acquisition, Purchase Price Allocation, Current Liabilities, Accounts Payable Accounts payable Promissory note payable related to a purchase price adjustment Business Acquisition, Purchase Price Allocation, Current Liabilities, Other Liabilities Assumed pension fund exit fee (post employment benefits) Business Acquisition, Purchase Price Allocation, Current Liabilities, Accrued Expense and Other Liabilities Accrued expenses and other current liabilities Represents the amount of acquisition cost of a business combination allocated to accrued expenses and other liabilities of the acquired entity. Business Acquisition, Purchase Price Allocation, Other Noncurrent Liabilities Other long-term liabilities New Accounting Pronouncements and Changes in Accounting Principles [Abstract] Testing Goodwill for Impairment Cash Acquired from Acquisition Less: Cash acquired Purchase price Business Acquisition, Cost of Acquired Entity, Purchase Price Aggregate purchase price Proceeds from (Payments for) Other Financing Activities Other Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule of future minimum lease payments under non-cancelable operating leases Future minimum lease payments under non-cancelable operating leases Operating Leases, Future Minimum Payments Due [Abstract] Operating Leases, Future Minimum Lease Payments Due, Remainder of Year 2011 (3 months) Amount of minimum lease payments within the remainder of the fiscal year following the date of the most recent balance sheet presented in the financial statements. Operating Leases, Future Minimum Lease Payments Due, First Full Fiscal Year 2012 Amount of minimum lease payments within the first full fiscal year following the date of the most recent balance sheet presented in the financial statements. Operating Leases, Future Minimum Lease Payments Due, Second Full Fiscal Year 2013 Amount of minimum lease payments within the second full fiscal year following the date of the most recent balance sheet presented in the financial statements. Operating Leases, Future Minimum Lease Payments Due, Third Full Fiscal Year 2014 Amount of minimum lease payments within the third full fiscal year following the date of the most recent balance sheet presented in the financial statements. Operating Leases, Future Minimum Lease Payments Due, Fourth Full Fiscal Year 2015 Amount of minimum lease payments within the fourth full fiscal year following the date of the most recent balance sheet presented in the financial statements. Operating Leases, Future Minimum Lease Payments Due, after Fourth Full Fiscal Year Thereafter Amount of minimum lease payments after the fourth full fiscal year following the date of the most recent balance sheet presented in the financial statements. Total future minimum lease payment Operating Leases, Future Minimum Payments Due Operating Leases, Rent Expense, Net Rental expenses for properties and equipment Short-term Investments Short-term investments Liabilities and Equity [Abstract] Liabilities and equity: Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Change in effective portion of cash flow hedges, net of income tax provision of $413 Stockholders' Equity, Other Other Other (in Shares) Stockholders' Equity, Other Shares Funding arrangement to service provider Funding arrangement to service provider Represents the amount with respect to funding arrangement for service provider. Payment of Pension Fund Exit Fee Payment of assumed pension fund exit fee Represents the cash outflow due to payment of pension fund exit fee. Restricted cash Proceeds from (Repayments of) Restricted Cash, Financing Activities Supplemental Cash Flow Information [Abstract] Cash paid during the year for: Interest Paid, Net Interest, net of capitalized interest Income Taxes Paid, Net Income taxes Accounts Receivable Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Property and Equipment Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Goodwill and Identifiable Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Shareholders' Equity Shareholders' Equity Stockholders' Equity Note Disclosure [Text Block] Quarterly Financial Information [Text Block] Summary Quarterly Information (Unaudited) Summary Quarterly Information (Unaudited) Equity Based Compensation Current Noncash Equity-based compensation current accrual Represents the amount of equity issued to certain employees previously recorded in accrued expenses and other current liabilities in noncash or partial noncash transaction. Fair Value of Earn Out Long-term liability and goodwill related to Earn-out Represents the fair value of earn-out in a noncash or partial noncash transaction. Goodwill and Identifiable Intangible Assets Equity Based Compensation Noncurrent Noncash Represents the amount of equity issued to certain employees previously recorded in deferred compensation and other long-term liabilities in noncash or partial noncash transaction. Equity-based compensation noncurrent accrual Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset and Liability, Contingent Consideration Contingent Consideration Represents the contingent consideration that has taken place during the period in relation to assets and liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy. Schedule of Quarterly Financial Information [Table Text Block] Summary Quarterly Information (Unaudited) Selected Quarterly Financial Information [Abstract] Summary of unaudited quarterly result Schedule of Maturities of Long-term Debt [Table Text Block] Schedule of aggregate annual maturities of debt Other Unsecured Credit Lines [Member] Other unsecured credit lines Represents the other unsecured credit lines for the issuance of letters of credit and bank guarantees and bankers' acceptances. Line of Credit Facility, Maximum Additional Borrowing Capacity Maximum additional borrowings available at the entity's request subject satisfaction of certain conditions Maximum additional borrowing capacity available under the credit facility at the entity's request subject to satisfaction of certain conditions. Acquired Promissory Notes [Member] Acquisition promissory notes A written promise to pay a note acquired by the entity from a business combination. Loans Payable [Member] Loans payable to noncontrolling shareholders of a consolidated subsidiary Capital Lease Obligations [Member] Capital leases Other Debt [Member] Other Other borrowings not specified elsewhere in the taxonomy. Minimum [Member] Minimum Maximum [Member] Maximum Debt Instrument, Interest Rate, Stated Percentage Interest rate (as a percent) Schedule of Future Minimum Commitments, under Agreement with Executive Officers and Key Employees [Table Text Block] Schedule of future minimum commitments under agreement with executive officers and key employees Tabular disclosure of the information relating to the future minimum commitments under an agreement by the entity with executive officers and key employees. Surety Bonds [Abstract] Surety Bonds Surety Bonds Outstanding Outstanding bonds Represents the surety bonds, arranged to satisfy various security requirements, outstanding as of the balance sheet date. Operating Leases, Future Minimum Payments Due, Current 2012 Operating Leases, Future Minimum Payments, Due in Two Years 2013 Operating Leases, Future Minimum Payments, Due in Three Years 2014 Operating Leases, Future Minimum Payments, Due in Four Years 2015 Operating Leases, Future Minimum Payments, Due in Five Years 2016 Operating Leases, Future Minimum Payments, Due Thereafter Thereafter Sales and Purchase Commitments [Abstract] Sales and Purchase Commitments Sales Commitments under Derivative Program Amount Sales commitments under derivative programs Represents the sales commitment as of the balance sheet date under derivative programs. Purchase Commitments under Derivative Program Amount Purchase commitments under derivative programs Represents the purchase commitment as of the balance sheet date under derivative programs. Sales and Purchase Commitments Period Sales and purchase commitments period (in weeks) Represents the period within which sales and purchase commitments are generally satisfied. Vendor and Customer Rebate and Branding Allowances [Abstract] Vendor and Customer Rebate and Branding Allowances Fuel Rebates and Branding Allowances Estimated to be Repaid upon Debranding Estimated amount of fuel rebates and branding allowances that would have to be repaid upon de-branding Represents the estimated amount of fuel rebates and branding allowances that would have to be repaid upon de-branding at specified locations. Fuel Rebates and Branding Allowances Estimated to be Received from Branded Dealers Fuel rebates and branding allowances estimated to be received from branded dealers Represents the fuel rebates and branding allowances estimated to be received from branded dealers. Future Minimum Commitments, under Agreements with Executive Officers and Key Employees [Abstract] Future minimum commitments under agreements with executive officers and key employees Future Minimum Commitments, under Agreements with Executive Officers and Key Employees Current 2012 The amount of commitment expense expected to be paid during year one of the three succeeding fiscal years. Future Minimum Commitments, under Agreements with Executive Officers and Key Employees Year Two 2013 The amount of commitment expense expected to be paid during year two of the three succeeding fiscal years. Future Minimum Commitments, under Agreements with Executive Officers and Key Employees Year Three 2014 The amount of commitment expense expected to be paid during year three of the three succeeding fiscal years. Future Minimum Commitments, under Agreements with Executive Officers and Key Employees Total The aggregate estimated commitment expense expected to be paid by the entity for three successive years. Deferred Compensation Arrangements [Abstract] Deferred Compensation Plans Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent Liabilities under long-term service programs Deferred Compensation Arrangement, Deferred Sales Bonus Liability, Noncurrent Deferred sales bonus Represents aggregate carrying value as of the balance sheet date of the deferred sales bonus payable under deferred compensation arrangements. Defined Contribution Plan, Employee Contribution Limit Percentage of Compensation Employee contribution limit per calendar year (as a percent of compensation) The limit of annual employee contributions to the plan per calendar year as a percentage of compensation. Defined Contribution Plan, Employer Match Employer match for each 1% of the participants contributions up to 6% of the participants contributions (as a percent) Represents the employer matching contributions for the employees' contributions. Defined Contribution Plan, Employer Match Employee Contribution Level One Percentage of eligible compensation up to 6% of the eligible compensation, matched 50% by employer Represents the first level of employee contributions (percentage of compensation) which are matched by the employer. Defined Contribution Plan, Cost Recognized Expenses recognized for contributions Hong Kong, Dollars HKD Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Schedule of U.S. and foreign income (loss) before income taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of components of income tax provision (benefit) Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Reconciliation of the U.S. federal statutory income tax rate to effective income tax rate Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Schedule of net deferred income tax assets Summary of Income Tax Contingencies [Table Text Block] Schedule of reconciliation of the total amounts of unrecognized tax benefits Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest [Abstract] US and foreign income (loss) before income taxes Income (Loss) from Continuing Operations before Income Taxes, Domestic United States Income (Loss) from Continuing Operations before Income Taxes, Foreign Foreign Components of Income Tax Expense (Benefit), Continuing Operations [Abstract] Components of income tax provision (benefit) related to income before taxes Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Current: Current Federal Tax Expense (Benefit) U.S. federal statutory tax Current State and Local Tax Expense (Benefit) State Current Foreign Tax Expense (Benefit) Foreign Current Income Tax Expense (Benefit) Total current income tax provision (benefit) Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Deferred: Deferred Federal Income Tax Expense (Benefit) U.S. federal statutory tax Deferred State and Local Income Tax Expense (Benefit) State Deferred Foreign Income Tax Expense (Benefit) Foreign Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract] Reconciliation of U.S. federal statutory tax rate to effective income tax rate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate U.S. federal statutory tax rate (as a percent) Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential Foreign earnings, net of foreign taxes (as a percent) Effective Income Tax Rate Reconciliation, State and Local Income Taxes State income taxes, net of U.S. federal income tax benefit (as a percent) Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other Other permanent differences (as a percent) Undistributed Foreign Earnings Earnings attributable to foreign subsidiaries The amount as of the balance sheet date of undistributed earnings of international subsidiaries on which the entity has not provided for federal income taxes as these amounts are considered to be indefinitely reinvested. Components of Deferred Tax Assets and Liabilities [Abstract] Components of net deferred tax assets Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Allowance for Doubtful Accounts Excess of provision for bad debts over charge-offs Deferred Tax Assets, Operating Loss Carryforwards Net operating loss Deferred Tax Assets, Tax Credit Carryforwards Income tax credits Deferred Tax Liabilities, Property, Plant and Equipment Excess of tax over financial reporting for depreciation of fixed assets Deferred Tax Liabilities, Goodwill and Intangible Assets Excess of tax over financial reporting amortization of identifiable intangible assets and goodwill Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation Accrued compensation expenses recognized for financial reporting purposes, not currently deductible for tax purposes Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Accrued expenses Deferred Tax Liabilities, Prepaid Expense Prepaid expenses deductible for tax purposes The amount as of the balance sheet date of the estimated future tax effects attributable to the difference between the tax basis and the basis in accordance with generally accepted accounting principles of prepaid expenses which will increase future taxable income when such basis difference reverses. Deferred Tax Liabilities, Other Other Deferred Tax Assets, Gross Gross deferred income tax assets Deferred Tax Assets, Valuation Allowance Valuation allowance Deferred Tax Assets, Net Total deferred income tax assets, net Deferred Tax Assets, Net, Current Deferred income tax assets, current Deferred Tax Assets, Net, Noncurrent Deferred income tax assets, non-current Deferred Tax Liabilities, Current Deferred income tax liabilities, current Deferred Tax Liabilities, Noncurrent Deferred income tax liabilities, non-current Operating Loss Carryforwards Foreign net operating losses Estimated Windfall Tax Benefits, Related to Employee Compensation Annual capital in excess of par value pool of windfall tax benefits related to employee compensation Represents the APIC pool of estimated windfall tax benefits related to employee compensation. Income Tax Concession Impact on Foreign Taxes Decrease in foreign taxes due to special tax concession in Singapore Represents the decrease in foreign taxes due to special tax concession. Income Tax Concession Impact on Diluted Earnings Per Share Impact of tax concession on diluted earnings per common share (in dollars per share) Represents the impact of special tax concession on diluted earnings per share. Unrecognized Tax Liabilities, Period Increase (Decrease) Increase (Decrease) in additional liabilities related to unrecognized tax benefits The net amount of all increases and decreases in unrecognized tax liabilities for the period. Unrecognized Tax Assets, Period Increase (Decrease) Decrease in assets related to unrecognized tax benefits The net amount of all increases and decreases in unrecognized tax assets for the period. Unrecognized Tax Liabilities, Related to Foreign Currency Translation, Expense Period Increase (Decrease) Increase (Decrease) in Unrecognized Tax Liabilities related to a foreign currency translation expense The net amount of all increases and decreases in unrecognized tax liabilities related to a foreign currency translation expense for the period. Unrecognized Tax Liabilities Unrecognized Tax Liabilities The gross amount of unrecognized tax liabilities for unrecognized tax benefits as of the balance sheet date. Unrecognized Tax Assets Unrecognized Tax Assets The gross amount of unrecognized tax assets related to unrecognized tax benefits as of the balance sheet date. Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of total amounts of unrecognized tax benefits Unrecognized Tax Benefits Unrecognized tax benefit - opening balance Unrecognized tax benefit - ending balance Unrecognized Tax Benefits, Decreases Resulting from Prior Period Tax Positions Gross decreases - tax positions in prior period Unrecognized Tax Benefits, Increases Resulting from Current Period Tax Positions Gross increases - tax positions in current period Unrecognized Tax Benefits, Decreases Resulting from Current Period Tax Positions Gross decreases - tax positions in current period Unrecognized Tax Benefits, Increases Resulting from Acquisition of Entities Gross increases - acquired entities The gross amount of increases in unrecognized tax benefits resulting from the acquired entities. Unrecognized Tax Benefits, Increases Resulting from Settlements with Taxing Authorities Settlements Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations Lapse of statute of limitations Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense [Abstract] Interest and penalties expense Unrecognized Tax Benefits, Interest on Income Taxes Expense Interest related to unrecognized tax benefits, recorded as income tax expense Unrecognized Tax Benefits, Income Tax Penalties Expense Penalties related to unrecognized tax benefits, recorded as income tax expense Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued [Abstract] Accrued interest and penalties Unrecognized Tax Benefits, Income Tax Penalties Accrued Accrued penalties related to unrecognized tax benefits Unrecognized Tax Benefits, Interest on Income Taxes Accrued Accrued interest related to unrecognized tax benefits Consolidation, Policy [Policy Text Block] Basis of Consolidation Use of Estimates, Policy [Policy Text Block] Use of Estimates Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value of Financial Instruments Cash and Cash Equivalents, Policy [Policy Text Block] Cash and Cash Equivalents Accounts Receivable and Allowances for Bad Debt [Policy Text Block] Accounts Receivable and Allowance for Bad Debt Disclosure of accounting policies for accounts receivable and allowance for doubtful accounts. Inventory, Policy [Policy Text Block] Inventories Derivatives, Policy [Policy Text Block] Derivatives Property, Plant and Equipment, Policy [Policy Text Block] Property and Equipment Revenue Recognition, Policy [Policy Text Block] Revenue Recognition Vendor and Customer Rebates and Branding Allowances [Policy Text Block] Vendor and Customer Rebates and Branding Allowances Disclosure of accounting policy related to vendor and customer rebates and branding allowances received from vendors paid to customers. Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Share-Based Payment Awards Foreign Currency Transactions and Translations Policy [Policy Text Block] Foreign Currency Income Tax, Policy [Policy Text Block] Income Taxes Earnings Per Share, Policy [Policy Text Block] Earnings per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of computation of basic and diluted earnings per common share Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Customer Relationships [Member] Customer relationships Supplier Agreements [Member] Supplier agreements An asset acquired in a business combination or other transaction representing supplier agreements. Noncompete Agreements [Member] Non-compete agreements Other Intangible Assets [Member] Others Indefinite-lived Intangible Assets by Major Class [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Business Acquisition, Cost of Acquired Entity, Other Noncash Consideration Less: Extinguishment of certain receivables from Falmouth Oil Services Limited Identifiable Intangible Assets [Abstract] Aggregate identifiable intangible assets Finite-Lived Intangible Assets, Net Net Indefinite-Lived Intangible Assets (Excluding Goodwill) Indefinite lived Intangible Assets Acquisitions 2009 [Member] 2009 Acquisitions Represents the acquisitions of Oil Limited, Tank and Marine Engineering Limited and Henty Shipping Services Limited (collectively, Henty) and TGS Petroleum, Inc. Business Acquisition Contingent Consideration Estimated Fair Value Increase (Decrease) Decrease in the estimated fair value of the Earn-out liability Decrease in potential payments under the contingent consideration arrangement during the period. Cash and Cash Equivalents [Abstract] Cash and Cash Equivalents Cash Equivalents Maximum Maturity Period Maximum original maturity period of cash equivalents (in days) It represents the maximum original maturity period of various highly liquid securities to be classified as cash equivalents. Vendor and Customer Rebates and Branding Allowances [Abstract] Vendor and Customer Rebates and Branding Allowances Volume Rebates and Promotional Allowances Paid to Customers Rebates and promotional allowance arrangements paid to customers Represents volume rebates and promotional allowance arrangements paid to customers. Foreign Currency [Abstract] Foreign Currency Foreign Currency Transaction Loss, before Tax Net foreign currency transaction losses Schedule of Allowance for Doubtful Accounts [Table Text Block] Schedule of allowance for bad debt Tabular disclosure of the activity in the allowance for doubtful accounts. Valuation and Qualifying Accounts Disclosure [Table] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves [Domain] Allowance for Doubtful Accounts [Member] Allowance for bad debt Valuation and Qualifying Accounts Disclosure [Line Items] Accounts Receivable Valuation Allowances and Reserves, Balance Balance at beginning of period Balance at end of period Valuation Allowances and Reserves, Charged to Cost and Expense Write-off of uncollectible accounts receivable Valuation Allowances and Reserves, Recoveries Recoveries of bad debt Property, Plant and Equipment [Table Text Block] Schedule of property and equipment and their respective estimated useful lives Schedule of Property, Plant and Equipment [Table] Property, Plant and Equipment by Type [Axis] Property, Plant and Equipment, Type [Domain] Land [Member] Land Leasehold Improvements [Member] Leasehold improvements Office Equipment Furniture and Fixtures [Member] Office equipment, furniture and fixtures The information pertaining to office equipment and furniture and fixtures of the entity. Computer Equipment and Software Costs [Member] Computer equipment and software costs The information pertaining to computer equipment and software costs of the entity. Machinery and Equipment [Member] Machinery and equipment Property, Plant and Equipment [Line Items] Property and Equipment Property, Plant and Equipment, Gross Property and Equipment gross Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated depreciation and amortization Property, Plant and Equipment, Useful Life, Minimum Estimated Useful Lives minimum (in years) Property, Plant and Equipment, Useful Life, Maximum Estimated Useful Lives maximum (in years) Capitalized Computer Software, Amortization Amortization expense related to computer software costs Schedule of Finite Lived and Indefinite Lived Intangible Assets by Major Class [Table Text Block] Schedule of identifiable intangible assets Tabular disclosure of amortizable finite-lived intangible assets, including the gross carrying amount and accumulated amortization along with disclosure of the carrying value of indefinite-lived intangible assets not subject to amortization, excluding goodwill. Schedule of Goodwill [Table Text Block] Schedule of changes in goodwill Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Schedule of future estimated amortization of identifiable intangible assets Schedule of Goodwill [Table] Goodwill [Line Items] Goodwill and Identifiable Intangible Assets Goodwill [Roll Forward] Goodwill Finite Lived and Indefinite Lived Intangible Assets by Major Class [Table] Disclosure of the carrying value of purchased amortizable finite-lived intangible assets, including disclosure of the carrying value of indefinite-lived intangible assets not subject to amortization, excluding goodwill, in total and by major class. Trademarks and Trade Names Rights [Member] Trademark/trade name rights The rights acquired through registration of a business name to gain or protect exclusive use thereof and of a trademark to gain or protect exclusive use of a business name, symbol or other device or style. Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items] Identifiable Intangible Assets Finite-Lived Intangible Assets, Gross Gross Carrying Amount Finite-Lived Intangible Assets, Accumulated Amortization Accumulated Amortization Finite-Lived Intangible Assets, Amortization Expense Intangible amortization expense Finite-Lived Intangible Assets, Future Amortization Expense [Abstract] Future estimated amortization of identifiable intangible assets Future Amortization Expense, Year One 2012 Future Amortization Expense, Year Two 2013 Future Amortization Expense, Year Three 2014 Future Amortization Expense, Year Four 2015 Future Amortization Expense, Year Five 2016 Future Amortization Expense, after Year Five Thereafter Finite-Lived Intangible Assets, Future Amortization Expense Total Schedule of Share Based Compensation Award Activity [Table Text Block] Schedule of outstanding awards issued pursuant to plans Tabular disclosure of stock-based awards outstanding and available for future issuance under various plans. Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of outstanding and exercisable Option Awards Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Schedule of weighted average fair value of Option Awards and assumptions used to determine fair value Schedule of Nonvested Share Activity [Table Text Block] Schedule of unvested restricted stock outstanding Schedule of unrecognized compensation cost Schedule of Unrecognized Compensation Cost Expected Amortization Expense [Table Text Block] Tabular disclosure of the estimated aggregate amortization expense for unrecognized compensation cost for each of the five succeeding fiscal years. Dividends [Abstract] Dividends Common Stock, Dividends, Per Share, Declared Cash dividends declared per common share (in dollars per share) Credit Facility Restriction Maximum Cash Dividend Base Amount Dividend restriction, base amount Represents the base amount that is used in the calculation of maximum cash dividends that may be paid as per the restrictions under the credit facility. Credit Facility, Restriction Cash Dividend Expressed as Percentage of Net Proceeds of Equity Issuances after Closing of Credit Facility Dividend restriction, percentage of the net proceeds of all equity issuances made after the closing date of the Credit Facility and Term Loan Facility Represents the percentage of the net proceeds of all equity issuances made after the closing of the Credit Facility that is used in the calculation of maximum cash dividends that may be paid as per the restrictions under the credit facility. Credit Facility Restriction Cash Dividend Expressed as Percentage of Consolidated Net Income Dividend restriction, percentage of the consolidated net income calculated quarterly for the previous four fiscal quarters Represents the percentage of the consolidated net income calculated quarterly for the previous four fiscal quarters that is used in the calculation of maximum cash dividends that may be paid as per the restrictions under the credit facility. Issuance of Common Stock [Abstract] Issuance of Common Stock Stock Issued During Period Value Per Share New Issues Issue price of common stock (in dollars per share) Represents the price per share of new stock issued during the period. Payments of Stock Issuance Costs Commissions paid to underwriters Other Expense Incurred for Issuance of Common Stock Expenses incurred in connection with the offering Represents the other expense incurred for issuance of common stock during the period. Stock Repurchase Programs [Abstract] Stock Repurchase Programs Stock Repurchase Program, Remaining Authorized Repurchase Amount Amount available to repurchase shares under stock repurchase program Plan Name [Axis] Information by plan name pertaining to equity-based compensation arrangements. Plan Name [Domain] Name of the equity-based compensation arrangement plan. Omnibus 2001 Plan [Member] 2001 Plan Represents 2001 Omnibus plan of the entity. Omnibus 2006 Plan [Member] 2006 Plan Represents 2006 Omnibus plan of the entity. Award Type [Axis] Information by award type pertaining to equity-based compensation. Award Type [Domain] Name of the award type under equity-based compensation arrangement plan. Stock Deferral Plan [Member] Stock Deferral Plan Represents the Stock Deferral Plan to provide for deferral of stock grants. Employee Stock Option [Member] Option Awards Restricted Stock [Member] Unvested Restricted Stock Restricted Stock Units (RSUs) [Member] RSUs Schedule of Share Based Compensation Arrangement by Title of Individual [Axis] Reflects the pertinent provisions pertaining to equity-based compensation arrangement, by individual. Schedule of Share Based Compensation Arrangement by Title of Individual with Relationship to Entity [Domain] Schedule of Share-based Compensation Arrangement by Title of Individual with Relationship to Entity [Domain] Title of the individual (or the nature of the entity's relationship with the individual) who is party to the equity-based compensation arrangement. Nonemployee Director [Member] Non-employee director Represents the non-employee directors of the company. Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Information pertaining to stock based awards Share Based Compensation Arrangement by Share Based Payment Award, Each Stock Unit Equivalent to Number of Shares of Common Stock Number of shares equivalent to each stock unit Represents the number of shares equivalent to each stock unit under the share-based plan. Share Based Compensation Arrangement by Share Based Payment Award Number Stock units outstanding (in shares) Represents the stock units outstanding as of the balance sheet date. Share Based Compensation Arrangement by Share Based Payment Award Carrying Value Aggregate carrying value of the outstanding stock units Represents the aggregate carrying value of the outstanding stock units under the Stock Deferral Plan. Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Outstanding and/or unvested (in shares) Balance at the beginning of the period (in shares) Balance at the end of the period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Common stock authorized for issuance (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Outstanding and/or unvested (in shares) Balance at the beginning of the period (in shares) Balance at the end of the period (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Vesting period (in years) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Remaining shares of common stock available for future issuance Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Option Awards Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract] Weighted Average Exercise Price Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Balance at the beginning of the period (in dollars per share) Balance at the end of the period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Exercised (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Forfeited (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Weighted Average Remaining Contractual Life (in years) Share-based Compensation Arrangement by Share-based Payment Award Options Exercisable [Abstract] Option Awards Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Options awards (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Weighted average exercise price (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Weighted average remaining contractual life (in years) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value Aggregate intrinsic value of option awards exercised Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] Assumptions used to determine weighted average fair value Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average fair value of Option Awards (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Expected term (in years) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Volatility (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Dividend yields (as a percent) Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Risk-free interest rates (as a percent) Special Bonus Awards [Member] Special bonus award Represents the special bonus award granted by the entity to employees. Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward] Unvested Restricted Stock Outstanding SSAR Awards Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract] Weighted Average Grant-date Fair Value Price Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Balance at the beginning of the period (in dollars per share) Balance at the end of the period (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Granted (in dollars per share) Weighted average fair value of SSAR Awards (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Vested (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period, Weighted Average Grant Date Fair Value Forfeited (in dollars per share) Aggregate Intrinsic Value Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Intrinsic Value The aggregate intrinsic value of equity-based payment equity instruments, excluding stock or unit options, outstanding at the end of the reporting period as calculated by applying the disclosed option pricing methodology. Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Term Weighted Average Remaining Vesting Term (in years) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value Aggregate value of awards vested Share Based Compensation Arrangement by Share Based Payment Award Value of Shares Issued in Period Value of shares issued The value of shares newly issued during the reporting period under the plan. Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized Unrecognized compensation cost related to unvested share-based payment awards Total Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Period for Recognition Period for recognition of unrecognized compensation cost related to unvested share-based payment awards (in years) Employee Service Share-based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized [Abstract] Unrecognized compensation cost expected to be recognized as compensation expense Employee Service Share Based Compensation Nonvested Awards Compensation Cost to be Recognized in Year One 2012 Unrecognized compensation cost expected to be recognized in year one of the five succeeding years. Employee Service Share Based Compensation Nonvested Awards Compensation Cost to be Recognized in Year Two 2013 Unrecognized compensation cost expected to be recognized in year two of the five succeeding years. Employee Service Share Based Compensation Nonvested Awards Compensation Cost to be Recognized in Year Three 2014 Unrecognized compensation cost expected to be recognized in year three of the five succeeding years. Employee Service Share Based Compensation Nonvested Awards Compensation Cost to be Recognized in Year Four 2015 Unrecognized compensation cost expected to be recognized in year four of the five succeeding years. Employee Service Share Based Compensation Nonvested Awards Compensation Cost to be Recognized in Year Five 2016 Unrecognized compensation cost expected to be recognized in year five of the five succeeding years. Reconciliation of Revenue Gross Profit Income from Operations Depreciation and Amortization and Capital Expenditures by Segment to Consolidated [Text Block] Schedule of revenue, gross profit, income from operations, depreciation and amortization and capital expenditures by segment Tabular disclosure of revenue, gross profit, income from operations, depreciation and amortization and capital expenditures for each reportable segment. Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] Schedule of revenue, income from operations, non-current assets and total assets by geographic segment Depreciation, Depletion and Amortization [Abstract] Depreciation and amortization Intangible Assets, Net (Excluding Goodwill) [Abstract] Identifiable intangible assets, net UNITED STATES United States SINGAPORE Singapore UNITED KINGDOM United Kingdom Other Foreign Countries [Member] Other foreign countries Represents foreign countries other than United States of America, Singapore and United Kingdom, not specifically disclosed. Revenues from External Customers and Long-Lived Assets [Line Items] Information concerning our revenue, income from operations, non-current and total assets, as segregated between the Americas, EMEA (Europe, Middle East, and Africa) and the Asia/Pacific regions Assets, Noncurrent [Abstract] Non-current assets: Assets, Noncurrent Total Non-current assets Sales Revenue, Services, Net [Member] Consolidated revenue Customer Concentration Risk [Member] Customer Concentration Risk [Line Items] Major Customers Intangible Assets, Gross Excluding Goodwill Sum of gross carrying amounts (original costs for current and prior period additions adjusted for impairment, if any) as of the balance sheet date of intangible assets, excluding goodwill. Total intangible assets, Gross carrying value Noncurrent Income Tax Expense (Benefit) Non-current tax (income) expense Represents the amount of non-current portion of income tax expense or benefit associated with the reserve for uncertain tax positions. Movement in Valuation Allowances and Reserves [Roll Forward] Activities in allowance for bad debt Due from Related Parties, Current [Abstract] Related party transactions Accounts Receivable, Related Parties, Current Net receivables due from Signature Revenue from Related Parties Sales to Signature Limited Liability Company [Member] Page Avjet Fuel Co. LLC (PAFCO), a controlled subsidiary Software Development in Progress [Member] Software development in progress Capitalized costs to develop software still in progress. Property, Plant and Equipment, Net [Abstract] Amount of property and equipment Capitalized Computer Software, Net [Abstract] Computer software costs Capitalized Computer Software, Net Internally developed software costs Capitalized Computer Software, Accumulated Amortization Accumulated amortization Software Development [Member] Internally developed software costs Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of assets and liabilities measured at fair value on a recurring basis Segment Reporting Information, Additional Information [Abstract] Capital expenditures: Segment Reporting Information, Expenditures for Additions to Long-Lived Assets Total capital expenditures Schedule of Debt [Table Text Block] Schedule of debt Debt and Capital Lease Obligations Total 2012 Debt and Capital Lease Obligations, Maturities Repayments of Principal in Next Twelve Months Amount of debt and capital lease obligations maturing within the next twelve months following the date of the latest balance sheet presented in the financial statements. Debt and Capital Lease Obligations, Maturities Repayments of Principal in Year Two Amount of debt and capital lease obligations maturing in year two following the date of the latest balance sheet presented in the financial statements. 2013 Debt and Capital Lease Obligations, Maturities Repayments of Principal in Year Three Amount of debt and capital lease obligations maturing in year three following the date of the latest balance sheet presented in the financial statements. 2014 Debt and Capital Lease Obligations, Maturities Repayments of Principal in Year Four Amount of debt and capital lease obligations maturing in year four following the date of the latest balance sheet presented in the financial statements. 2015 Debt and Capital Lease Obligations, Maturities Repayments of Principal in Year Five Amount of debt and capital lease obligations maturing in year five following the date of the latest balance sheet presented in the financial statement. 2016 Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five Amount of debt and capital lease obligations maturing after year five following the date of the latest balance sheet presented in the financial statement. Thereafter Schedule of Defined Contribution Plans, Disclosures [Table] Disclosures about defined contribution plans. Defined Contribution Plans, Disclosure [Axis] Disclosures about defined contribution plan. Defined Contribution Plans [Domain] The name of the defined contribution plan. United States, Defined Contribution Plans [Member] U.S. defined contribution plan Represents the defined contribution plan for employees in United States. Foreign Defined Contribution Plans [Member] Foreign defined contribution plans Represents the defined contribution plan for employees outside the reporting entity's home country. Defined Contribution Plans [Line Items] 401(k) defined contribution plan Number of Subsidiaries in Brazil Number of subsidiaries in Brazil Represents the number of subsidiaries of the entity in Brazil. Schedule of Acquired Intangible Assets by Major Class [Table Text Block] Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life of finite-lived and indefinite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. Schedule of aggregate identifiable intangible assets Acquired Finite-lived Intangible Asset, Amount Carrying amount of finite-lived intangible assets Acquired Indefinite-lived Intangible Asset, Amount Carrying amount of infinite-lived intangible assets Acquired Finite-lived Intangible Asset, Weighted Average Useful Life Weighted-average lives (in years) Fair Market Value of Number of Shares of Common Stock Used in Calculation of Stock Units Paid as Dividends Fair market value of number of shares of common stock used in the calculation of stock units to be credited to each participant as of each cash dividend payment date (in shares) Represents the fair market value of number of shares of common stock used in the calculation of stock units to be credited to each participant as of each cash dividend payment date with respect to common stock. Share-based Compensation Arrangement by Share-based Payment Award, Expiration Date Expiration period (in years) Stock Appreciation Rights (SARs) [Member] SSAR Awards Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options Outstanding [Roll Forward] RSUs Outstanding Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Outstanding Number Balance at the beginning of the period (in shares) Balance at the end of the period (in shares) The number of equity-based payment instruments, excluding stock (or unit) options reserved for issuance under agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Issued in Period. Issued (in shares) The number of equity-based payment instruments, excluding stock (or unit) options that were issued during the reporting period. Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options Weighted Average Grant Date Fair Value [Abstract] Weighted Average Grant-date Fair Value Price Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Outstanding Weighted Average Grant Date Fair Value Balance at the beginning of the period (in dollars per share) Balance at the end of the period (in dollars per share) The weighted average grant-date fair value as of the beginning of the year pertaining to an equity-based payment instrument, excluding stock (or unit) options that are outstanding under the plan. Issued (in dollars per share) The weighted average grant-date fair value as of the balance sheet date of the equity-based payment instruments, excluding stock (or unit) options that were issued during the reporting period. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Issued in Period Weighted Average Grant Date Fair Value Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] Schedule of RSUs Concentration Risk [Table] Concentration Risk by Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk by Type [Axis] Concentration Risk Type [Domain] Acquired Finite-Lived Intangible Assets by Major Class [Axis] Legal Entity [Axis] Entity [Domain] Range [Axis] Range [Domain] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Statement, Geographical [Axis] Segment, Geographical [Domain] Unrealized net gain (loss) related to non-designated derivative positions Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Realized net gain (loss) being reclassified from accumulated other comprehensive income to cost of revenue due to ineffective derivative instrument Gain on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring Nature of Business Acquisitions and Significant Accounting Policies [Abstract] Volume Rebates Received from Vendors The amount of volume rebates received from vendors, recorded as a reduction of cost of revenue by the entity during the reporting period. Volume rebates received from vendors Sale Price as Percentage of Sold, Accounts Receivable Less Discount Margin Customers 1 Sales price as percentage of the sold accounts receivable balance less a discount margin Represents the sales price as percentage of the sold accounts receivable less a discount margin for first customer base. Sale Price as Percentage of Sold, Accounts Receivable Less Discount Margin Customers 2 Sales price as percentage of the sold accounts receivable balance less a discount margin, customers Represents the sales price as percentage of the sold accounts receivable less a discount margin for customer base. Letters of Credit and Bankers Acceptance [Member] Letters of credit and bankers' acceptances Represents letters of credit and bankers' acceptances available under the credit facility. Threshold for Disclosure Percentage Percentage required for qualification Threshold percentage which the entity uses for disclosure. Ascent Aviation Group Inc [Member] Represents the descriptions related to the Ascent Aviation Group, Inc. which acquired by the entity. Ascent Aviation Group, Inc. ("Ascent") Business Acquisition Cost of Acquired Entity, Amount Due from Acquiree Represents the amounts due from sellers that has been preliminarily allocated to the assets acquired and liabilities assumed. Amount due from sellers, net Defined Contribution Plan, Employer Contribution Limit, Percentage of Compensation Employer contribution limit per calendar year (as a percent of compensation) The limit of annual employer contributions to the plan per calendar year as a percentage of compensation. Schedule of open tax years by jurisdiction with major uncertain tax positions Summary of Income Tax Examinations [Table Text Block] Uncertain Tax Positions that Would Impact Income Tax Expense Represents the expected reduction in income tax expense, if uncertain tax positions are sustained by the taxing authorities in the entity's favor. Expected reduction in income tax expense if uncertain tax positions are settled by the taxing authorities in the entity's favor Nature of Business Acquisitions Significant Accounting Policies and Recent Accounting Pronouncements [Text Block] The disclosure for the entity's nature of business, acquisitions, significant accounting policies, and recent accounting pronouncements. Nature of Business, Acquisitions, Significant Accounting Policies and Recent Accounting Pronouncements Percentage of Retained Beneficial Interest in Sold Accounts Receivable Percentage of retained beneficial interest in sold accounts receivable Represents the percentage of retained beneficial interest in the sold accounts receivable. Percentage of Acquisition Interest Outstanding interest of Tramp Oil (Brasil) Ltda. (as a percent) The percentage of acquisition interest during the reporting period. Depreciation expense Depreciation Americas [Member] Americas Represents information pertaining to the Americas. Europe Middle East and Africa [Member] EMEA Represents information pertaining to Europe, Middle East, and Africa. Asia Pacific Regions [Member] Asia/ Pacific Represents information pertaining to the Asia/ Pacific regions. Goodwill, Allocation Adjustment Intangible asset reclassed to goodwill Deferred Tax Liabilities Unrealized Derivative Gains Unrealized derivative gains The amount as of the balance sheet date of the estimated future tax effects arising from unrealized gains on derivatives that were recognized as income during the period. Deferred Tax Assets Customer Deposits Customer deposits The tax effect as of the balance sheet date of the amount of the estimated future tax deductions attributable to customer deposits which can only be realized if sufficient taxable income is generated in future periods to enable the deduction to be taken. Unrealized foreign exchange Deferred Tax Liabilities, Unrealized Currency Transaction Gains Unrealized net gain related to the ineffectiveness between the entity's derivative hedging instruments and hedged items Gain on Fair Value Hedge Ineffectiveness Unrealized net loss related to the ineffectiveness between the entity's derivative hedging instruments and hedged items Loss on Fair Value Hedge Ineffectiveness Commodity Contract One [Member] Commodity contract one Represents information pertaining to commodity contract one. Commodity Contract Two [Member] Commodity contract two Represents information pertaining to commodity contract two. Other current assets Represents other current assets, in which the fair value amounts of the derivative instruments are included. Other Current Assets [Member] Accrued expenses and other current liabilities Represents accrued expenses and other current liabilities, in which the fair value amounts of the derivative instruments, are included. Accrued Expenses and Other Current Liabilities [Member] Foreign Exchange Contract 2 [Member] Foreign exchange contracts... Derivative instruments whose primary underlying risk is tied to foreign exchange rates. 2012 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2013 Long-term Debt, Maturities, Repayments of Principal in Year Two 2014 Long-term Debt, Maturities, Repayments of Principal in Year Three 2015 Long-term Debt, Maturities, Repayments of Principal in Year Four 2016 Long-term Debt, Maturities, Repayments of Principal in Year Five Agreements with Executive Officers and Key Employees [Member] Agreements with Executive Officers and Key Employees Represents information pertaining to agreements with executive officers and key employees. Kasbar Agreement [Member] Kasbar agreement Represents information pertaining to an agreement with Michael J. Kasbar. Stebbins Agreement [Member] Stebbins agreement Represents information pertaining to an agreement with Paul H. Stebbins. Restricted Stock Units Service Based [Member] Service-based RSUs Service-based restricted stock units as awarded by the company to their employees as a form of incentive compensation. Restricted Stock Units Performance Based [Member] Performance-based RSUs Performance based restricted stock units as awarded by the company to their employees as a form of incentive compensation. Named Executive Officer Annual Incentive Awards [Member] Named Executive Officer Annual Incentive Awards Represents information pertaining to named executive incentive awards. Aviation president President [Member] Loss Contingency, Annual Base Salary under Agreement Annual base salary Represents the annual base salary under the agreement. Loss Contingency, Agreement Expiration Term Term for expiration of agreement (in years) Represents the term of expiration of the agreement. Loss Contingency, Agreement Expiration Term, Extension under Specified Condition Term of extension in expiration period under specified condition (in years) Represents the term of extension in the expiration period of the agreement. Loss Contingency, Agreement Minimum Period Prior to Expiration Term for Serving Specified Notice to Prevent Extension of Agreement Term Represents the minimum period prior to expiration of the term for serving the specified notice to prevent extension of the agreement term. Minimum period prior to expiration of the term for serving specified notice to prevent extension of agreement term (in months) Loss Contingency Equity Based Awards, Grant Date, Value Targeted Equity-based awards grant-date value targeted Represents the targeted grant date value for nonvested equity-based awards to be granted under the agreement. Loss Contingency, Equity Based Awards to be Granted, Percentage Percentage of equity-based awards to be granted Represents the percentage of equity-based awards to be granted under the agreement. Loss Contingency, Severance Payment for Employment Termination Following Change of Control Severance payment for termination following a change of control Represents the amount of severance payment for termination of the executive's employment following a change in control under the agreement. Loss Contingency, Severance Payment for Employment Termination Following Other Scenarios Severance payment for termination following other scenarios Represents the amount of severance payment for termination of the executive's employment following other scenarios. Loss Contingency, Period for Severance Payment after Termination of Executives Employment Period for severance payment after termination of executive's employment (in years) Represents the period for severance payment after termination of the executive's employment under the agreement. Loss Contingency, Equity Based Awards, Assumed or Substituted Vesting Period Following Termination of Executives Employment Vesting period of any awards assumed or substituted (in years) Represents the vesting period of equity-based awards assumed or substituted after termination of the executive's employment. Vesting period, minimum Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period, Minimum Vesting period, maximum Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period, Maximum Cash Incentive Awards, Earned by Executive on Achievement of Performance Target Amount of cash awards earned Represents the amount of cash awards earned by the executive upon achievement of certain annual performance targets. Share Based Compensation Arrangement by Share Based Payment Award, Earned by Executive on Achievement of Performance, Target Value of share-based awards earned Represents the value of share-based awards earned by the executive upon achievement of certain annual performance targets. Compensation expense Allocated Share-based Compensation Expense Schedule of outstanding and exercisable SSAR Awards Schedule of Share-based Compensation, Stock Appreciation Rights Award Activity [Table Text Block] Schedule of Share Based Payment Award, Stock Appreciation Rights Valuation Assumptions [Table Text Block] Schedule of weighted average fair value of SSAR Awards and the assumptions used to determine fair value Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock appreciation rights awards. Share Based Compensation Arrangement by Share Based Payment Award, Percentage of Shares Vested in One Year from Grant Date Percentage of shares vesting one year from the grant date Represents the percentage of shares vesting one year from the grant date. Share Based Compensation Arrangement by Share Based Payment Award, Percentage of Shares to be Issued after Completion of Vesting Period Percentage of shares to be issued one year from the grant date Represents the percentage of shares to be issued after completion of the vesting period. Percentage of shares to be issued on completion of one-year vesting period Share Based Compensation Arrangement by Share Based Payment Award, Percentage of Shares to be Issued Deferred Percentage of shares to be issued that is deferred Represents the percentage of shares to be issued that is deferred. Share Based Compensation Arrangement by Share Based Payment Award, Percentage Shares to be Issued Deferral Period Deferral period for percentage of shares to be issued (in years) Represents the period for which percentage of shares to be issued is deferred. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Exercises in Period Exercised (in shares) The number of equity-based payment instruments, excluding stock (or unit) options that were exercised during the reporting period. Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Weighted Average Exercise Price [Roll Forward] Weighted Average Exercise Price Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Nonvested Weighted Average Exercise Price Balance at the beginning of the period (in dollars per share) The weighted average price of nonvested awards on equity-based plans excluding option plans for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. Balance at the end of the period (in dollars per share) Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Exercise Price Granted (in dollars per share) The weighted average price at which equity-based payment instruments, excluding stock (or unit) options, are issued during the period on other than stock (or unit) option plans. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Exercises in Period, Weighted Average Exercise Price Exercised (in dollars per share) The weighted average price at which equity-based payment instruments, excluding stock (or unit) options, are exercised during the reporting period. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Forfeited in Period, Weighted Average Exercise Price Forfeited (in dollars per share) The weighted average price of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect during the reporting period as a result of the occurrence of a terminating event specified in the contractual agreement of the plan. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options, Nonvested Aggregate Intrinsic Value Aggregate Intrinsic Value The aggregate intrinsic value of nonvested awards on equity-based plans excluding option plans for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units, as calculated by applying the disclosed pricing methodology. Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options Exercisable [Abstract] SSAR Awards Exercisable Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Exercisable Number SSAR Awards (in shares) The number of shares into which fully or partially vested equity-based payment instruments, excluding stock (or unit) options, outstanding as of the balance sheet date that can be currently converted under the plan. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Exercisable, Weighted Average Exercise Price Weighted Average Exercise Price (in dollars per share) The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of equity-based payment instruments, excluding stock (or unit) options, outstanding and currently exercisable under the plan. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Exercisable, Intrinsic Value Aggregate Intrinsic Value The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of equity-based payment instruments, excluding stock (or unit) options, outstanding and currently exercisable under the plan as of the balance sheet date. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Exercisable, Weighted Average Remaining Contractual Term Weighted Average Remaining Contractual Life (in years) The weighted average period between the balance sheet date and expiration for all vested portions of equity-based payment instruments, excluding stock (or unit) options, outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value. Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other than Options Exercises in Period, Aggregate Intrinsic Value Aggregate intrinsic value of SSAR Awards exercised The total accumulated difference between fair values of underlying shares on dates of exercise and exercise price on equity-based payment instruments, excluding stock (or unit) options, which were exercised (or share units converted) into shares during the reporting period under the plan. Capital leases Assets Held under Capital Leases [Member] Notes Reduction Reduction in promissory note payable related to a purchase price adjustment Increase (Decrease) in Short Term Derivative Liabilities Short-term derivative liabilities, net The net change during the reporting period in the aggregate fair value of all liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments and which are expected to be extinguished or otherwise disposed of within a year or the normal operating cycle. Short-term derivative liabilities, net Increase (Decrease) in Transaction Taxes Payable Transaction taxes payable The change in the reporting period in the Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) to tax authorities as of the balance sheet date representing refunds for VAT, GST, excise and other fuel taxes paid in conjunction with fuel purchases and sales. Increase (Decrease) in Short Term Derivative Assets Short-term derivative assets, net The net change during the reporting period in the aggregate fair value of all assets resulting from contracts that meet the criteria of being accounted for as derivative instruments and which are expected to be converted into cash or otherwise disposed of within a year or the normal operating cycle. Increase (Decrease) in Transaction Taxes Receivable Transaction taxes receivable The change in the reporting period in the carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds for VAT, GST, excise and other fuel taxes paid in conjunction with fuel purchases and sales. Business Acquisition, Purchase Price Allocation Increase in Goodwill Amount Increase in goodwill The increase in amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed. Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Foreign currency translation adjustment Tramp Oil Brasil Ltda [Member] Tramp Oil Brazil Represents the Tramp Oil (Brasil) Ltda. Remaining voting interest acquired (as a percent) Business Acquisition, Percentage of Voting Interests Acquired Business Acquisition Cost of Acquired Entity Increase in Purchase Price Subject to Certain Operating Income Targets Achieved Over Specified Period Increase in purchase price if certain operating income targets were achieved over a three-year period The increase in total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition if certain operating income targets were achieved over a specified period. Number of Years Over Which Certain Operating Income Targets Must be Achieved Number of years over which certain operating income targets must be achieved Represents the number of years over which certain operating income targets must be achieved by the entity for the purchase price to increase. Business Acquisition, Cost of Acquired Entity, Additional Purchase Price Additional purchase price paid Represents the additional purchase price paid on achieving certain operating income targets. Business Acquisition Cost of Acquired Entity Purchase Price Adjustment Cash Paid Cash paid on purchase price adjustments Represents the cash paid related to purchase price adjustments to acquired entity. Number of Subsidiaries in U K Number of subsidiaries in U.K Represents the number of subsidiaries of the entity in U.K. Less: Promissory notes issued, net of a purchase price adjustment made in 2011 Represents the promissory notes issued in a business combination net of a purchase price adjustment. Business Acquisition Promissory Note Net Of Purchase Price Adjustment Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income: Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive income attributable to noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income attributable to World Fuel Significant Accounting Policies. Acquisitions Significant Accounting Policies and Recent Accounting Pronouncements [Text Block] Acquisitions and Significant Accounting Policies Acquisitions 2012 [Member] 2012 Acquisitions Represents the acquisition of Ascent Aviation Group Inc. Other Comprehensive Income (Loss), Net of Tax Other comprehensive income Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value Noncontrolling interest upon consolidation of joint venture Significant Accounting Policies Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Comprehensive income: Interest Expense and Other Financing Costs, net Interest Expense and Other Financing Costs, net The entire disclosure for interest income and interest expense. Interest expense may include other financing costs. Interest Income Expense [Text Block] Significant Accounting Policies Significant Accounting Policies [Text Block] Gains (Losses) on Extinguishment of Debt Extinguishment of liabilities Goodwill Reclassification Intersegment Change in goodwill due to reclassification adjustments The increase (decrease) to the recorded value of segment goodwill due to reclassification adjustments. Fair Value Measurement with Unobservable Inputs Reconciliation Recurring Basis Assets and Liabilities Unrealized Gain Losses Related to Foreign Currency Translation Change in unrealized gains relating to foreign currency translation Represents the change in unrealized gains (losses) using significant unobservable inputs (level 3), relating to foreign currency translation. Segment goodwill increase Goodwill, Period Increase (Decrease) Income tax benefit due to change in estimate related to uncertain tax position Unrecognized Tax Benefits, Period Increase (Decrease) Notes receivable Notes Receivable, Fair Value Disclosure Loans Payable, Fair Value Disclosure Long-term Debt, Fair Value Debt under Term Loan Facility Derivative Asset, Fair Value, Amount Offset Against Collateral Amount recognized for the obligation to return cash collateral Derivative Liability, Fair Value, Amount Offset Against Collateral Amount recognized for the right to reclaim cash collateral Other Liabilities, Fair Value Disclosure All other debt Collateral posted and the amount of assets required to be posted Collateral Already Posted, Aggregate Fair Value