Document and Entity Information [Abstract] Document And Entity Information [Abstract] Statement [Table] Statement [Line Items] Document Type Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Condensed Consolidated Balance Sheets [Abstract] Assets: Current Assets: Cash and cash equivalents Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Cash and Cash Equivalents, at Carrying Value, Total Accounts receivable, net of reserves of $3,089 in 2010 and $2,331 in 2009 Accounts receivable, net of reserves of $2,428 in 2009 and $2,093 in 2008 Accounts receivable, net of reserves of $3,053 in 2013 and $2,632 in 2012 Accounts Receivable, Net, Current, Total Accounts receivable, net of reserves of $ in 2011 and $2,828 in 2010 Inventory Net Inventories Inventories Deferred income tax assets Deferred Tax Assets, Net, Current, Ending Balance Deferred Tax Assets, Net, Current, Beginning Balance Deferred Tax Assets, Net, Current, Total Other current assets Other current assets Total current assets Total current assets Long-Term Assets: Property and equipment, net Property, Plant and Equipment, Net, Ending Balance Property, Plant and Equipment, Net, Beginning Balance Net Assets Total property and equipment, net Goodwill Ending balance Beginning balance Goodwill, Total Other intangible assets, net Intangible assets, net Intangible Assets, Net (Excluding Goodwill), Total Other long-term assets, net Other long-term assets, net Other long-term assets, net Other long-term assets, net Total long-term assets Total long-term assets Total Assets Segment assets TOTAL ASSETS Liabilities and Stockholders' Equity LIABILITIES AND STOCKHOLDERS' EQUITY Current Liabilities: Accounts Payable Current Accounts payable Accounts Payable, Current, Total Accrued Liabilities Current Accrued liabilities Accrued liabilities Current portion of line of credit Line of credit Outstanding Credit Facility balance Current portion of long-term debt Current portion of deferred revenue Current portion of deferred revenue Current portion of deferred revenue Total current liabilities Total current liabilities Long-Term Liabilities: Deferred Tax Liabilities, Noncurrent Deferred income tax liabilities Long-term debt, net of current portion Long-term deferred revenue, net of current portion Deferred Revenue, Noncurrent, Total Other long-term liabilities Other long-term liabilities Total long-term liabilities Total long-term liabilities Total liabilities Total liabilities Commitments and Contingencies (Note 12) Commitments and Contingencies (Note 12) Commitments and Contingencies (Note 13) Stockholders' Equity: Common stock, $0.10 par value: Authorized: 120,000 shares; Issued: 97,618 and 96,334 shares in 2010 and 2009, respectively Common Stock, Value, Issued, Ending Balance Common Stock, Value, Issued, Beginning Balance Common stock, $0.10 par value: Authorized: 120,000 shares; Issued: 97,618 and 96,334 shares in 2010 and 2009, respectively Issued: 97,618 and 96,334 shares in 2010 and 2009, respectively Common stock, $0.10 par value per share: Authorized: 120,000 shares; Issued: 100,608 and 100,160 shares in 2013 and 2012, respectively Additional Paid in Capital, Common Stock Additional Paid in Capital, Common Stock, Ending Balance Additional Paid in Capital, Common Stock, Beginning Balance Additional paid-in capital Deferred Stock Units Value Deferred stock units: Outstanding: 119 units in 2013 and 2012 Deferred stock units: Outstanding: 128 and 118 units in 2011 and 2010, respectively Retained earnings Retained Earnings (Accumulated Deficit), Ending Balance Retained Earnings (Accumulated Deficit), Beginning Balance Retained earnings Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax, Ending Balance Accumulated Other Comprehensive Income (Loss), Net of Tax, Beginning Balance Accumulated other comprehensive income Treasury stock, at cost: 37,631 and 36,164 shares in 2009 and 2008, respectively Treasury stock, at cost: 46,381 and 45,652 shares in 2013 and 2012, respectively Treasury stock, at cost: X and 45,652 shares in 2013 and 2012, respectively Treasury Stock, Value, Ending Balance Treasury Stock, Value, Beginning Balance Treasury stock, at cost: 37,631 and 36,164 shares in 2009 and 2008, respectively Total stockholders' equity Stockholders' Equity Attributable to Parent, Ending Balance Stockholders' Equity Attributable to Parent, Beginning Balance Total IDEXX Laboratories, Inc. stockholders' equity Stockholders' Equity Attributable to Noncontrolling Interest Stockholders' Equity Attributable to Noncontrolling Interest, Ending Balance Stockholders' Equity Attributable to Noncontrolling Interest, Beginning Balance Noncontrolling interest Stockholders' Equity Attributable to Noncontrolling Interest, Total Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance, value Balance, value Balance, value at Dec. 31, 2010 Total stockholders' equity Balance, value at Dec. 31, 2011 TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Accounts receivable, reserves Allowance for Doubtful Accounts Receivable, Current, Ending Balance Allowance for Doubtful Accounts Receivable, Current, Beginning Balance Common stock, par value Common stock, par value Closing price per share of our common stock Common stock, shares authorized Common stock, shares issued Balance, shares Balance, shares Common Stock, Shares, Issued, Total Deferred stock units, outstanding Number of Units, Vested, Ending Balance Vested as of December 31, 2011 Treasury stock, shares Treasury Stock, Shares, Ending Balance Treasury Stock, Shares, Beginning Balance Condensed Consolidated Statements Of Income [Abstract] Revenue: Sales Revenue, Goods, Net Product revenue Product revenue Sales Revenue, Services, Net Service revenue Service revenue Total revenue Total revenue Revenue Cost of Revenue: Cost of product revenue Cost of product revenue Cost of service revenue Cost of service revenue Total cost of revenue Total cost of revenue Gross profit Gross profit Gross profit Expenses: Sales and marketing Sales and marketing General and administrative General and administrative Research and development Research and development Income from operations Operating income Income from operations Income (loss) from operations Interest expense Interest expense Interest Expense, Total Interest and Other Income Interest income Interest and Other Income, Total Income before provision for income taxes Income before provision for income taxes Provision for income taxes Provision for income taxes Profit Loss Net income Net income Net income Net income, attributable to stockholders Net Income (Loss) Attributable to Noncontrolling Interest Less: Net income (loss) attributable to noncontrolling interest Net income attributable to noncontrolling interest Less: Net income attributable to noncontrolling interest Less: Net loss attributable to noncontrolling interest Net income Net income attributable to stockholders Net income attributable to IDEXX Laboratories, Inc. stockholders Net income attributable to IDEXX Laboratories, Inc. stockholders Earnings Per Share [Abstract] Earnings per Share: Earnings Per Share Basic Basic Basic Earnings Per Share Diluted Diluted Diluted Weighted Average Shares Outstanding [Abstract] Weighted Average Shares Outstanding [Abstract] Weighted Average Shares Outstanding: Basic Shares outstanding for basic earnings per share Shares outstanding for basic earnings per share Diluted Shares outstanding for diluted earnings per share Shares outstanding for diluted earnings per share Condensed Consolidated Statements Of Comprehensive Income [Abstract] Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Other comprehensive income, net of tax: Translation Adjustment Functional to Reporting Currency, Net of Tax, Period Increase (Decrease) Current-period other comprehensive income (loss), Unrealized gain (loss) on cumulative translation adjustment Translation Adjustment Functional to Reporting Currency, Net of Tax, Period Increase (Decrease), Total Foreign currency translation adjustments Unrealized gain on investments, net of tax expense of $42 in 2013 and $65 in 2012 Current-period other comprehensive income, Unrealized gain (loss) on investments, net of tax Unrealized gain (loss) on investments, net of tax Unrealized (loss) gain on investments, net of tax (benefit) expense of ($32) and $33 in 2012 and ($7) and $26 in 2011 Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net [Abstract] Unrealized gain (loss) on derivative instruments: Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Unrealized net gain (loss) on derivative instruments, net of tax Unrealized gain (loss), net of tax expense (benefit) of $1,699 in 2013 and ($434) in 2012 Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Gains Included in Net Income, Net of Tax Less: reclassification adjustment for (gains) losses included in net income, net of tax (expense) benefit of ($698) and ($1,039) in 2012 and $840 and $1,365 in 2011 Less: reclassification adjustment for gains included in net income, net of tax benefit (expense) of $8 in 2013 and ($341) in 2012 Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Unrealized net loss on derivative instruments Unrealized gain (loss) on derivative instruments Current-period other comprehensive income (loss), Unrealized (loss) gain on derivatives instruments, net of tax Other Comprehensive Income (Loss), Net of Tax Other comprehensive income, net of tax Other comprehensive (loss) income, net of tax Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Total comprehensive income Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Less: comprehensive income (loss) attributable to noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest, Total Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income attributable to IDEXX Laboratories, Inc. Other Comprehensive Income (Loss), Available-for-sale Securities, Tax Unrealized gain on investments, tax expense Other Comprehensive Income (Loss), Available-for-sale Securities, Tax, Total Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Unrealized gain (loss) on derivative instruments, tax portion Unrealized gain (loss), tax expense (benefit) Other Comprehensive Income (Loss), Reclassification Adjustment on Derivatives Included in Net Income, Tax Reclassification adjustment for gains included in net income, tax benefit (expense) Condensed Consolidated Statements Of Cash Flows [Abstract] Cash Flows from Operating Activities: Adjustments to reconcile net income to net cash provided by operating activities: Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization, Total Loss on disposal of property and equipment Loss on disposal of property and equipment Gain (Loss) on Sale of Property Plant Equipment, Total Increase in deferred compensation liability Increase in deferred compensation liability Provision for uncollectible accounts Provision for deferred income taxes Provision for deferred income taxes Provision (benefit) for deferred income taxes Share-based compensation expense Share-based Compensation, Total Tax benefit from exercises of stock options and vesting of restricted stock units Tax benefit from share-based compensation arrangements Changes in assets and liabilities: Accounts receivable Accounts receivable Increase Decrease In Inventories Inventories Inventories Increase (Decrease) in Inventories, Total Increase Decrease In Othe Operating Assets Other assets Increase Decrease In Othe Operating Assets Increase (Decrease) in Other Operating Assets, Total Increase (Decrease) in Accounts Payable, Trade Accounts payable Accrued liability Accrued liabilities Increase (Decrease) in Accrued Liabilities, Total Deferred revenue Deferred revenue Net cash provided by operating activities Net cash provided by operating activities Cash Flows from Investing Activities: Purchases of property and equipment Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment, Total Proceeds from Sale of Other Productive Assets Proceeds from sale of inventory back to material supplier Proceeds from disposition of pharmaceutical product lines and restructuring Proceeds from disposition of pharmaceutical product lines Proceeds from sale of property and equipment Proceeds from sale of property and equipment Proceeds from sale of property and equipment Proceeds from sale of property and equipment Payments To Acquire Intangible Assets Acquisitions of intangible assets Acquisitions of intangible assets Intangible assets acquisitions unrelated to acquired businesses Acquisitions of intangible assets and businesses, net of cash acquired Acquisition of intangible assets Net cash used by investing activities Net cash used by investing activities Cash Flows from Financing Activities: Proceeds from Repayments of Other Debt (Payments) borrowings on revolving credit facilities, net Proceeds from (Repayments of) Other Debt, Total Borrowings on revolving credit facilities, net Repayments Of Secured Debt Payment of notes payable Purchase of treasury stock Repurchases of common stock Proceeds from exercises of stock options and employee stock purchase plans Proceeds from exercises of stock options and employee stock purchase plans Excess Tax Benefit From Share Based Compensation Financing Activities Tax benefit from share-based compensation arrangements Tax benefit from exercises of stock options and vesting of restricted stock units Net cash used by financing activities Net cash provided (used) by financing activities Net effect of changes in exchange rates on cash Net effect of changes in exchange rates on cash Net increase in cash and cash equivalents Net increase in cash and cash equivalents Basis Of Presentation And Principles Of Consolidation [Abstract] Organization Consolidation And Presentation Of Financial Statements Disclosure Text Block Basis Of Presentation And Principles Of Consolidation Accounting Policies [Abstract] Significant Accounting Policies Text Block Accounting Policies Share-Based Compensation [Abstract] Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Share-Based Compensation Inventories [Abstract] Inventory Disclosure Text Block Inventories Goodwill And Intangible Assets [Abstract] Goodwil lAnd Intangible Assets Disclosure Text Block Goodwill and Other Intangible Assets Goodwill And Intangible Assets, Net Other Noncurrent Assets [Abstract] Other Assets Disclosure Text Block Other Noncurrent Assets Schedule Of Other Noncurrent Assets Accrued Liabilities [Abstract] Other Liabilities Disclosure Text Block Accrued Liabilities Warranty Reserves [Abstract] Product Warranty Disclosure Text Block Warranty Reserves Repurchases Of Common Stock [Abstract] Treasury Stock [Text Block] Repurchases Of Common Stock Total cost of shares repurchased Income Taxes [Abstract] Income Tax Disclosure Text Block Income Taxes Accumulated Other Comprehensive Income [Abstract] Comprehensive Income Note Text Block Accumulated Other Comprehensive Income Earnings Per Share [Text Block] Earnings Per Share Commitments, Contingencies And Guarantees [Abstract] Commitments Contingencies and Guarantees [Text Block] Commitments, Contingencies And Guarantees Segment Reporting [Abstract] Segment Reporting Disclosure Text Block Segment Reporting Fair Value Measurements [Abstract] Fair Value Disclosures Text Block Fair Value Measurements Derivative Instruments And Hedging [Abstract] Derivative Instruments And Hedging Activities Disclosure Text Block Derivative Instruments And Hedging Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Share-Based Compensation Policy Share-Based Compensation Inventory, Policy [Text Block] Inventories Policy Inventories Standard Product Warranty, Policy [Policy Text Block] Warranty Reserves Policy Warranty Reserves Earnings Per Share, Policy [Text Block] Earnings Per Share Policy Earnings Per Share Fair Value of Financial Instruments, Policy [Policy Text Block] Fair Value Measurements Policy Fair Value Measurements Derivatives Policy Derivative Instruments And Hedging Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Weighted Averages of the Assumptions Used in Estimating the Fair Value of Stock Option Awards Schedule Of Weighted Averages Of The Assumptions Used In Estimating The Fair Value Of Stock Option Awards Schedule of Inventory, Current [Table Text Block] Schedule Of Major Classes Of Inventories Schedule Of Components Of Inventories Schedule of Other Assets, Noncurrent [Table Text Block] Schedule Of Other Noncurrent Assets Schedule of Accrued Liabilities [Table Text Block] Schedule Of Accrued Liabilities Schedule of Product Warranty Liability [Table Text Block] Summary Of Changes In Accrued Warranty Reserves Schedule of Treasury Stock by Class [Table Text Block] Schedule Of Common Stock Repurchases Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule Of Accumulated Other Comprehensive Income Tabular disclosure of information about items reclassified out of accumulated other comprehensive income (loss). Schedule of Reclassifications out of Accumulated Other Comprehensive Income Schedule of Weighted Average Number of Shares [Table Text Block] Schedule Of Reconciliation Of Shares Outstanding For Basic And Diluted Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Text Block] Anti-dilutive Options and Restricted Stock Units Schedule Of Number Of Anti-Dilutive Stock Options and Restricted Stock Units Revenue from External Customers by Products and Services [Table Text Block] Summary Of Revenue By Product And Service Category Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule Of Fair Value Of Assets And Liabilities Measured On Recurring Basis Schedule of Trading Securities and Other Trading Assets [Table] Derivative Instruments, Gain (Loss) by Derivative Instrument Risk [Axis] Derivative Contract Type [Domain] Derivative Contract Type [Domain] Interest Rate Swap [Member] Interest Rate Swaps [Member] Derivative Financial Instruments Assets [Member] Assets [Member] Derivative Financial Instruments Liabilities [Member] Liabilities [Member] Derivative Financial Instruments Currency Sold [Member] Derivative Financial Instruments Currency Sold [Member] Currency Sold [Member] Derivative Financial Instruments Currency Purchased [Member] Derivative Financial Instruments Currency Purchased [Member] Currency Purchased [Member] Derivative [Line Items] Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Schedule Of Notional Amounts Of Foreign Currency Exchange Contracts Schedule Of Notional Amounts Of Foreign Currency Exchange Contracts And Interest Rate Swap Agreements Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Text Block] Schedule Of Fair Values And Balance Sheet Classifications Of Derivatives Designated As Hedging Instruments Fair Values of Derivatives Designated as Hedging Instruments Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block] Schedule Of The Effect Of Derivative Instruments Designated As Cash Flow Hedges On The Condensed Consolidated Balance Sheet Gain/(Loss) Recognized In Other Comprehensive Income On Derivative Instruments (Effective Portion) Tabular disclosure of derivative and other financial assets and liabilities that are subject to offsetting, including master netting arrangements. Offsetting Assets & Liabilities [Table Text Block] Deferred Compensation Arrangement with Individual, Fair Value of Shares Issued Fair value of share-based compensation awards, granted Fair value of deferred stock units Total unrecognized compensation expense for unvested awards outstanding Unrecognized compensation expense, net of estimated forfeitures, for unvested share-based compensation awards outstanding Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Total Total unrecognized compensation expense, net of estimated forfeitures, for unvested share-based compensation awards outstanding Weighted average remaining expense recognition period, years Weighted average recognition period for unrecognized compensation expense, in years Weighted average recognition period, years Expected stock price volatility Expected term, in years Expected term, in years Risk-free interest rate Risk-free interest rate Weighted average fair value of options granted Weighted average fair value of options granted Inventory, Raw Materials, Net of Reserves Raw materials Inventory, Work in Process, Net of Reserves Work-in-process Inventory, Finished Goods, Net of Reserves Finished goods Customer list acquired Investment In Long-Term Product Supply Arrangements Investment in long-term product supply arrangements Customer Acquisition Costs Net Deferred Costs, Noncurrent, Total Customer acquisition costs, net Other Assets Other Assets, Total Other assets Other Accrued Liabilities, Current Accrued Expenses Accrued expenses Accrued employee compensation and related expenses Employee-related Liabilities, Current, Total Taxes Payable, Current Accrued taxes Accrued taxes Accrued Marketing Costs, Current Accrued customer programs Standard Product Warranty Accrual Balance, end of period Balance, beginning of period Standard Product Warranty Accrual, Total Standard Product Warranty Accrual, Warranties Issued Provision for warranty expense Change in estimate Change in estimate, balance beginning of period Settlement of warranty liability Settlement of warranty liability Shares acquired Shares repurchased Total cost of shares acquired Repurchases of common stock Purchase of treasury stock Total cost of shares repurchased Average cost per share Shares Paid for Tax Withholding for Share Based Compensation Shares acquired through employee surrenders Adjustments Related to Tax Withholding for Share-based Compensation Cost of shares acquired through employee surrenders Market value of common shares received from employees in connection with share-based compensation - see Note 18 Effective income tax rate Effective Tax Rate Effective tax rate Effective income tax rate Effective income tax rate excluding the benefit of the R&D tax credit attributable to prior year's activities. Effective income tax rate in absence of 2012 R&D tax credit Reduction in effective income tax rate resulting from R&D tax credit attributable to prior year's activities. Impact of 2012 R&D tax credit on effective income tax rate Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax Ending balance, Unrealized loss on investments, net of tax Beginning balance, Unrealized loss on investments, net of tax Unrealized loss on investments, net of tax Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax Ending balance, Unrealized loss on derivatives instruments, net of tax Beginning balance, Unrealized gain on derivatives instruments, net of tax Unrealized gain/(loss) on derivative instruments, net of tax Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Ending balance, Unrealized gain on cumulative translation adjustment Beginning balance, Unrealized gain on cumulative translation adjustment Cumulative translation adjustment Amount after tax, before reclassification adjustments of other comprehensive income (loss). OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax Amount after tax of reclassification adjustments of other comprehensive income (loss). Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Amount before tax of reclassification adjustments of other comprehensive income (loss). Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax Incremental Common Shares Attributable to Share-based Payment Arrangements Incremental Common Shares Attributable to Share-based Payment Arrangements, Total Dilutive effect of share-based payment awards Schedule of Number of Anti-Dilutive Stock Units [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share, by Antidilutive Securities [Axis] Antidilutive Securities Name [Domain] Antidilutive Securities, Name [Domain] Restricted Stock Units [Member] Restricted Stock Units [Member] Restricted Stock Units [Member] Stock Options [Member] Stock Options [Member] Antidilutive Securities [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Weighted average number of shares underlying anti-dilutive options Weighted average number of shares underlying anti-dilutive options Schedule of Segment Reporting Information, by Segment [Table] Segment Reporting Information, by Segment [Axis] Segment [Domain] Reporting Segment [Domain] CAG Segment [Member] Cag Segment [Member] CAG Segment [Member] Water Segment [Member] Water Segment [Member] Water Segment [Member] LPD Segment [Member] Lpd Segment [Member] LPD Segment [Member] Other Segment [Member] Other Segment [Member] Other Segment [Member] Unallocated Amounts [Member] Unallocated Amounts [Member] Unallocated Amounts [Member] Segment Reporting Information [Line Items] Interest Income (Expense), Nonoperating, Net Interest expense, net Products and Services [Axis] Products And Services [Domain] Product and Service, Name [Domain] VetLab Instruments and Consumables [Member] Vetlab Instruments And Consumables [Member] VetLab Instruments and Consumables [Member] Rapid Assay Products [Member] Rapid Assay Products [Member] Rapid Assay Products [Member] Reference Laboratory Diagnostic And Consulting Services [Member] Reference Laboratory Diagnostic And Consulting Services [Member] Reference Laboratory Diagnostic And Consulting Services [Member] Practice Management and Digital Imaging Systems and Services [Member] Practice Management And Digital Imaging Systems And Services [Member] Practice Management and Digital Imaging Systems and Services [Member] Fair Value Measurements, Recurring and Nonrecurring [Table] Measurement Frequency [Axis] Fair Value Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value Measurements Recurring [Member] Measured At Fair Value On Recurring Basis [Member] Money Market Funds [Member] Money Market Funds [Member] Equity Mutual Funds [Member] Equity Mutual Funds [Member] Equity Mutual Funds [Member] Foreign Exchange Contract [Member] Foreign Currency Exchange Contracts [Member] Deferred Compensation [Member] Deferred Compensation [Member] Deferred Compensation [Member] Fair Value, Assets Measured on Recurring Basis, Disclosure Items [Axis] Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value, Assets Measured on Recurring Basis, Disclosure Items [Domain] Fair Value Inputs Level1 [Member] Quoted Prices In Active Markets For Identical Assets (Level 1) [Member] Fair Value Inputs Level2 [Member] Significant Other Observable Inputs (Level 2) [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Assets, Fair Value Disclosure Fair Value of assets Fair value of Assets Liabilities, Fair Value Disclosure Liabilities, Fair Value Disclosure, Total Fair value of Liabilities Prepaid Expense and Other Assets [Abstract] Notes Receivable, Related Parties, Noncurrent Carrying value of notes receivable Line of Credit Facility [Table] Line of Credit Facility [Axis] Line Of Credit Facility Lender [Domain] Line of Credit Facility, Lender [Domain] Interest Rate Swap Effective On March Thirty Two Thousand Twelve [Member] Interest Rate Swap Effective On March Thirty Two Thousand Twelve [Member] Interest Rate Swap Effective On March 30, 2012 [Member] Interest Rate Swap Effective On March Thirty Two Thousand Ten [Member] Interest Rate Swap Effective On March Thirty Two Thousand Ten [Member] Interest Rate Swap Effective On March 30, 2010 [Member] Interest Rate Swap Effective On March Twenty Eight Two Thousand Thirteen [Member] Interest Rate Swap Effective On March Twenty Eight Two Thousand Thirteen [Member] Interest Rate Swap Effective On March 28, 2013 [Member] Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Estimated net amount of gains that are expected to be reclassified out of accumulated other comprehensive income and into earnings within the next 12 months Estimated net amount of losses expected to be reclassified out of accumulated other comprehensive income and into earnings within next 12 months Estimated net amount of losses that are expected to be reclassified out of accumulated other comprehensive income and into earnings within the next 12 months Maximum Length of Time Hedged in Foreign Currency Cash Flow Hedge General duration of foreign currency exchange contracts Derivative, Fixed Interest Rate Interest rate associated with $80 million of borrowing outstanding under our Credit Facility Fixed portion of interest rate associated with interest rate swap Derivative, Amount of Hedged Item Credit Facility borrowings hedged Credit Facility borrowings hedged Derivative [Table] Legal Entity [Axis] Entity [Domain] Entity [Domain] Euro [Member] Euro [Member] Euro [Member] British Pound [Member] British Pound [Member] British Pound [Member] Canadian Dollar [Member] Canadian Dollar [Member] Canadian Dollar [Member] Australian Dollar [Member] Australian Dollar [Member] Australian Dollar [Member] Japanese Yen [Member] Japanese Yen [Member] Japanese Yen [Member] Swiss Franc [Member] Swiss Franc [Member] Swiss Franc [Member] Notional Amount of Foreign Currency Derivative Sale Contracts Currency sold Currency Sold Notional Amount of Foreign Currency Derivative Purchase Contracts Currency Purchased Forward Fixed Interest Rate Swap Agreements [Axis] Forward Fixed Interest Rate Swap Agreements [Axis] Forward Fixed Interest Rate Swap Agreements [Axis] Forward Fixed Interest Rate Swap Agreements [Domain] Forward Fixed Interest Rate Swap Agreements [Domain] Interest Rate Swaps Commencing March Thirty Two Thousand Twelve And Expiring June Thirty Two Thousand Sixteen [Member] Interest Rate Swaps Commencing March Thirty Two Thousand Twelve And Expiring June Thirty Two Thousand Sixteen [Member] Interest Rate Swap Commencing March 30, 2012 And Expiring June 30, 2016 [Member] Interest Rate Swaps Commencing March Twenty Eight Two Thousand Thirteen And Expiring June Thirty Two Thousand Sixteen [Member] Interest Rate Swaps Commencing March Twenty Eight Two Thousand Thirteen And Expiring June Thirty Two Thousand Sixteen [Member] Interest Rate Swap Commencing March 28, 2013 And Expiring June 30, 2016 [Member] Notional Amount of Interest Rate Cash Flow Hedge Derivatives Aggregate notional amount of interest rate swaps Notional amount of forward fixed interest rate swap Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Designated As Hedging Instrument [Member] Derivatives Designated As Hedging Instruments [Member] Derivatives, Fair Value, by Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other Current Assets [Member] Other Current Assets [Member] Other Long Term Assets Net [Member] Other Long Term Assets Net [Member] Other Long-Term Assets Net [Member] Accrued Liabilties [Member] Accrued Liabilties [Member] Accrued Liabilties [Member] Other Long Term Liabilities [Member] Other Long Term Liabilities [Member] Other Long-Term Liabilities [Member] Derivatives, Fair Value [Line Items] Derivative Asset, Fair Value, Gross Asset Total derivative instruments, fair value of assets Derivative Asset, Fair Value, Gross Asset, Total Derivative Liability, Fair Value Total derivative instruments, fair value of liabilities Derivative Liability, Fair Value, Total Total derivative instruments Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net, Total Gain (Loss) Recognized in OCI on Derivative Instruments (Effective Portion), Net of Tax Derivative, Fair Value, Gross Amount Not Offset Against Collateral, Net Derivative, Fair Value, Gross Amount Not Offset Against Collateral, Net, Total Derivative Assets Derivative Assets, Total Derivative Liabilities Derivative Liabilities, Total Other Comprehensive Income Location [Axis] Other Comprehensive Income Location [Domain] Other Comprehensive Income Location [Domain] Interest Rate Swaps [Member] Interest Rate Swaps [Member] Interest Rate Swaps [Member] Foreign Currency Exchange Contracts [Member] Foreign Currency Exchange Contracts [Member] Foreign Currency Exchange Contracts [Member] Derivative Instruments, Gain (Loss) by Income Statement Location [Axis] Income Statement Location [Domain] Income Statement and Other Comprehensive Income Location [Domain] Reclassifications out of Accumulated Other Comprehensive Income [Member] Reclassifications Out Of Accumulated Other Comprehensive Income [Member] Reclassifications out of Accumulated Other Comprehensive Income [Member]