Risks and Uncertainties [Abstract] Schedule of long-lived assets, which consist of property and equipment, by major country Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] Statement of Financial Position [Abstract] Trade accounts receivable, allowances Allowance for Doubtful Accounts Receivable, Current Inventory reserves Inventory Adjustments Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, authorized shares (in shares) Common Stock, Shares Authorized Common stock, issued shares (in shares) Common Stock, Shares, Issued Common stock, outstanding shares (in shares) Common Stock, Shares, Outstanding Goodwill and Intangible Assets Disclosure [Abstract] Finite-lived Intangible Assets [Roll Forward] Finite-lived Intangible Assets [Roll Forward] Intangible assets, net, beginning balance Intangible Assets, Net (Excluding Goodwill) Amortization expense Amortization of Intangible Assets Changes in foreign currency exchange rates Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) Intangible assets, net, ending balance Organization, Consolidation and Presentation of Financial Statements [Abstract] Schedule of Restructuring Reserve by Type of Cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Accumulated Other Comprehensive Loss Comprehensive Income (Loss) Note [Text Block] Stockholders' Equity Note [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] 2015 And 2017 Stock Repurchase Plans 2015 And 2017 Stock Repurchase Plans [Member] 2015 And 2017 Stock Repurchase Plans [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Retained Earnings Retained Earnings [Member] Class of Stock [Line Items] Class of Stock [Line Items] Increase (Decrease) in Stockholders' Equity Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance as of March 31, 2018 Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Net loss Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Repurchased stock value Stock Repurchased During Period, Value Impact from adoption of ASUs, net of tax Cumulative Effect of New Accounting Principle in Period of Adoption Balance as of June 30, 2018 Shares repurchased (in shares) Stock Repurchased During Period, Shares Concentration of Business Concentration Risk Disclosure [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Foreign Currency Exchange Contracts and Hedging Derivative Instruments and Hedging Activities Disclosure [Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Mortgages Mortgages [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Debt instrument face amount Debt Instrument, Face Amount Long-term debt gross Long-term Debt, Gross Short-term borrowings Short-term Debt Mortgage payable Notes Payable Fixed interest rate Debt Instrument, Interest Rate, Stated Percentage Debt amortization period Debt Instrument Amortization Period Debt Instrument Amortization Period Balloon payment to be paid Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Stock Incentive Plan 2015 Stock Incentive Plan 2015 [Member] Represents share-based compensation plans under which equity incentive awards can be granted. Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Annual PSUs Annual Performance-based Stock Units [Member] Annual Performance-based Stock Units [Member] Annual Restricted Stock Units Annual Restricted Stock Units [Member] Annual Restricted Stock Units [Member] Annual RSUs and Annual PSUs Annual RSUs and Annual PSUs [Member] Annual RSUs and Annual PSUs [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Award vesting period (in years) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Compensation expenses Allocated Share-based Compensation Expense Unrecognized Stock Compensation Expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Granted (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 Restructuring and Related Activities [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Reportable segments Operating Segments [Member] Unallocated overhead costs Segment Reconciling Items [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] UGG brand wholesale UGG Wholesale Segment [Member] Represents the description related to the entity's UGG wholesale reporting segment. Sanuk brand wholesale Sanuk Wholesale Segment [Member] Represents the description related to the entity's sanuk wholesale reporting segment which includes all other brands of the entity. Other brands wholesale Other Wholesale Segment [Member] Represents the description related to the entity's other wholesale reporting segment which includes all other brands of the entity. Direct-to-Consumer Retail Stores Segment [Member] Represents the description related to the entity's Retail stores reporting segment. Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Fiscal Year 2016 Restructuring Plan Fiscal Year 2016 Restructuring Plan [Member] Fiscal Year 2016 Restructuring Plan [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring charges Restructuring Charges Revenue from Contract with Customer [Abstract] Contract with Customer, Asset and Liability Contract with Customer, Asset and Liability [Table Text Block] Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Income Tax Disclosure [Abstract] Adjustments to transition tax for accumulated foreign earnings Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustments, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense Tax Cuts And Jobs Act Of 2017, Measurement Period Adjustments, Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense Decrease in unrecognized tax benefits Unrecognized Tax Benefits, Period Increase (Decrease) Unrecognized tax benefits and penalties and interest Unrecognized Tax Benefits And Unrecognized Tax Benefits, Income Tax Penalties And Interest Accrued Unrecognized Tax Benefits And Unrecognized Tax Benefits, Income Tax Penalties And Interest Accrued (Decrease) in unrecognized tax benefit expected to settle in next twelve months Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Unrecognized tax benefits that would reduce income tax expense Income Tax Rate Reconciliation Adjustment for Uncertainty in Income Taxes Income Tax Rate Reconciliation Adjustment for Uncertainty in Income Taxes Segment Reporting [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Domain] Contract with Customer, Sales Channel [Domain] Wholesale Sales Channel, Through Intermediary [Member] Directly to Consumer Sales Channel, Directly to Consumer [Member] Segment reconciling items HOKA brand wholesale Hoka Brand Segment [Member] Hoka Brand Segment [Member] Teva brand wholesale Teva Wholesale Segment [Member] Represents the description related to the entity's Teva wholesale reporting segment. Sanuk brand wholesale Other brands wholesale Direct-to-Consumer Direct-to-Consumer [Member] Direct-to-Consumer [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of reportable segments Number of Reportable Segments Intersegment profit Intersegment Profit Intersegment Profit Net sales Revenue from Contract with Customer, Excluding Assessed Tax (Loss) income from operations Operating Income (Loss) Total assets Assets Unallocated cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Unallocated deferred tax assets Deferred Income Tax Assets, Net Unallocated other corporate assets Other Assets Fair Value Disclosures [Abstract] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Derivatives designated as cash flow hedges Cash Flow Hedging [Member] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value, Measurements, Recurring [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Non-qualified deferred compensation asset Deferred Compensation Plan Asset Noncurrent Deferred Compensation Plan Asset Noncurrent Non-qualified deferred compensation liability Deferred Compensation Liability, Current and Noncurrent Derivative contracts asset Foreign Currency Cash Flow Hedge Asset at Fair Value Derivative contracts liability Foreign Currency Cash Flow Hedge Liability at Fair Value Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Valuation and Qualifying Accounts Disclosure [Table] Valuation and Qualifying Accounts Disclosure [Table] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Deferred Shipment Revenue Deferred Shipment Revenue [Member] Deferred Shipment Revenue [Member] Gift Cards Gift Cards [Member] Gift Cards [Member] Loyalty Programs Loyalty Programs [Member] Loyalty Programs [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves Type [Axis] Valuation Allowances and Reserves [Domain] Valuation Allowances and Reserves [Domain] Allowance for sales discounts Allowance-for-sales Discounts [Member] A valuation allowance for the amount of sales discounts that the entity expects to occur. Allowance for chargebacks Chargeback Allowance [Member] Represent chargebacks taken in the respective year as well as an estimate of chargebacks related to sales in the respective reporting period that will be taken subsequent to the respective reporting period. Valuation and Qualifying Accounts Disclosure [Line Items] Valuation and Qualifying Accounts Disclosure [Line Items] Payment terms Revenue, Performance Obligation, Payment Terms Revenue, Performance Obligation, Payment Terms Total Allowances Valuation Allowances and Reserves, Balance Sales and allowances period Sales And Allowances Period Sales And Allowances Period Contract liability Contract with Customer, Liability Earnings Per Share [Abstract] Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table Text Block] Schedule of Derivative Instruments Schedule of Derivative Instruments [Table Text Block] Schedule of location and amount of gains and losses related to derivatives designated as hedging instruments reported in consolidated financial statements Derivative Instruments, Gain (Loss) [Table Text Block] Schedule of location and amount of gains and losses related to derivatives not designated as hedging instruments reported in consolidated financial statements Schedule of Other Derivatives Not Designated as Hedging Instruments, Statements of Financial Performance and Financial Position, Location [Table Text Block] Contract Asset Change in Contract with Customer, Asset [Abstract] Balance as of March 31, 2018 Contract with Customer, Asset, Net Change in estimate of sales returns, net of sales recognized Contract With Customer, Asset, Increase (Decrease) For Change In Estimated Sales Returns, Net Contract With Customer, Asset, Increase (Decrease) For Change In Estimated Sales Returns, Net Actual returns Contract With Customer, Asset, Decrease For Returns Received Contract With Customer, Asset, Decrease For Returns Received Balance as of June 30, 2018 Contract Liability Change in Contract with Customer, Liability [Abstract] Balance as of March 31, 2018 Change in estimate of sales returns, net of sales recognized Contract With Customer, Liability, Increase (Decrease) For Change In Estimated Sales Returns, Net Contract With Customer, Liability, Increase (Decrease) For Change In Estimated Sales Returns, Net Actual returns Contract With Customer, Liability, Decrease For Returns Received Contract With Customer, Liability, Decrease For Returns Received Balance as of June 30, 2018 Concentration Risk [Table] Concentration Risk [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] US UNITED STATES All other countries Non-US [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] International Net Sales International Sales Revenue Goods, Net [Member] Aggregate revenue during the period from the sale of goods in the international market, after deducting returns, allowances and discounts, when it serves as a benchmark in a concentration of risk calculation. Sales Revenue, Net Sales Revenue, Net [Member] Accounts Receivable Accounts Receivable [Member] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] Revenue Revenue, Net Concentration risk (as a percent) Concentration Risk, Percentage Number of tanneries Number of Tanneries Represents the number of tanneries to source products to the entity. Number of suppliers Number of Suppliers Number of Suppliers Long-lived assets Property, Plant and Equipment, Net Schedule of goodwill and other intangible assets Schedule of Intangible Assets and Goodwill [Table Text Block] Schedule of finite-lived intangible assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Reportable Operating Segments Segment Reporting Disclosure [Text Block] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Contractual arrangements with customers Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Share Repurchases Schedule Of Stock Repurchases [Table Text Block] Schedule Of Stock Repurchases [Table Text Block] Retained Earnings Schedule of Stockholders Equity [Table Text Block] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Consolidation Consolidation, Policy [Policy Text Block] Reclassifications Reclassification, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Reportable Operating Segments Segment Reporting, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Fair Value Measurement Fair Value Measurement, Policy [Policy Text Block] Derivatives Derivatives, Policy [Policy Text Block] Indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Goodwill Goodwill Trademarks Indefinite-Lived Intangible Assets (Excluding Goodwill) Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Trademarks Trademarks [Member] Other Intangible Assets Other Intangible Assets [Member] Definite-lived intangible assets Finite-Lived Intangible Assets [Line Items] Total gross carrying amount Finite-Lived Intangible Assets, Gross Accumulated amortization Net definite-lived intangible assets Finite-Lived Intangible Assets, Net Total other intangible assets Total goodwill and other intangible assets Intangible Assets, Net (Including Goodwill) Schedule of business segments information Schedule of Segment Reporting Information, by Segment [Table Text Block] Income Statement [Abstract] Cost of sales Cost of Goods Sold Gross profit Gross Profit Selling, general and administrative expenses Selling, General and Administrative Expense Loss from operations Interest income Investment Income, Interest Interest expense Interest and Other Expense The cost of borrowed funds accounted for as interest that was charged against earnings during the period. This element also includes the interest and penalties on income tax contingencies. Other income, net Other Nonoperating Income (Expense) Total other (income) expense, net Nonoperating Income (Expense) Loss before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income tax benefit Income Tax Expense (Benefit) Net loss Net Income (Loss) Attributable to Parent Other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized gain (loss) on foreign currency exchange rate hedges Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Foreign currency translation (loss) gain Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Total other comprehensive loss Other Comprehensive Income (Loss), Net of Tax Comprehensive loss Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Net loss per share Basic (in dollars per share) Earnings Per Share, Basic Diluted (in dollars per share) Earnings Per Share, Diluted Weighted-average common shares outstanding Weighted Average Number of Shares Outstanding, Diluted [Abstract] Basic (in shares) Weighted Average Number of Shares Outstanding, Basic Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted Derivative [Table] Derivative [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Foreign currency exchange contracts Foreign Exchange Contract [Member] Foreign currency exchange contracts and hedging Derivative [Line Items] Number of counterparties in derivative contracts Number of Counterparties in Derivative Contracts Represents the number of counterparties to derivative hedging contracts. Maximum remaining maturity of foreign currency derivatives Maximum Remaining Maturity of Foreign Currency Derivatives Notional value Derivative, Notional Amount Fair value recorded in other current assets Derivative entered into and settled during period Derivative, Entered Into and Settled During Period, Notional Amount Derivative, Entered Into and Settled During Period, Notional Amount Derivative, settled during period, notional amount Derivative, Settled During Period, Notional Amount Derivative, Settled During Period, Notional Amount Gain (loss) reclassification from AOCI to income, estimate of time to transfer Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimate of Time to Transfer Summary of the effect of derivative instruments on the consolidated statements of income Summary of Derivative Instruments Impact on Results of Operations [Abstract] Amount of gain (loss) on derivative instruments (effective portion) recognized in other comprehensive loss Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Amount of gain excluded from effectiveness testing recognized in SG&A expenses Gain (Loss) from Components Excluded from Assessment of Cash Flow Hedge Effectiveness, Net Amount of gain (loss) on derivative instruments recognized in SG&A expenses Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Document and Entity Information -- None. No documentation exists for this element. -- Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Current Fiscal Year End Date Entity Filer Category Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other Accrued Liabilities, Current Other Accrued Expenses, Current [Member] Other Accrued Expenses, Current [Member] Other Long Term Liabilities Other Long Term Liabilities [Member] Other Long Term Liabilities [Member] Non-qualified deferred compensation liability Deferred compensation liability, current Deferred Compensation Liability, Current Other long term liabilities Deferred Compensation Liability, Classified, Noncurrent New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Short Term Liabilities Short Term Liabilities [Member] Short Term Liabilities [Member] Long Term Liabilities Long Term Liabilities [Member] Long Term Liabilities [Member] Trade Accounts Receivable Trade Accounts Receivable [Member] Other Accrued Expenses Accounts Payable and Accrued Liabilities [Member] Other Current Assets Other Current Assets [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Selling, General and Administrative Expenses Selling, General and Administrative Expenses [Member] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Facility Closing Facility Closing [Member] Allowance for sales returns Allowance for Sales Returns [Member] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Difference between Revenue Guidance in Effect before and after Topic 606 Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2014-09 Accounting Standards Update 2014-09 [Member] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Number of stores closed Number Of Stores Closed Number Of Stores Closed Cost incurred to date Restructuring and Related Cost, Cost Incurred to Date Restructuring reserve Restructuring Reserve Retained earnings Retained Earnings (Accumulated Deficit) Allowance for sales returns Inventory reserves Other Inventory, Capitalized Costs, Gross Allowance for sales returns included in other accrued expenses Contract with Customer, Refund Liability Inventory portion of the sales return reserve Capitalized Contract Cost, Net Revenue Recognition Revenue from Contract with Customer [Text Block] Lease Terminations Lease Termination [Member] Lease Termination [Member] Other Other Restructuring [Member] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Beginning balance restructuring reserve Paid in cash Payments for Restructuring Ending balance restructuring reserve Revolving Credit Facilities and Mortgage Payable Debt Disclosure [Text Block] ASSETS Assets [Abstract] Current assets Assets, Current [Abstract] Cash and cash equivalents Trade accounts receivable, net of allowances ($9,742 and $33,462 as of June 30, 2018 and March 31, 2018, respectively) Accounts Receivable, Net, Current Inventories, net of reserves ($8,584 and $9,020 as of June 30, 2018 and March 31, 2018, respectively) Inventory, Net Prepaid expenses Prepaid Expense, Current Other current assets Other Assets, Current Income tax receivable Income Taxes Receivable, Current Total current assets Assets, Current Property and equipment, net of accumulated depreciation ($217,353 and $210,763 as of June 30, 2018 and March 31, 2018, respectively) Other intangible assets, net of accumulated amortization ($67,413 and $66,065 as of June 30, 2018 and March 31, 2018, respectively) Deferred tax assets, net Other assets Other Assets, Noncurrent Total assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Current liabilities Liabilities, Current [Abstract] Trade accounts payable Accounts Payable, Trade, Current Accrued payroll Employee-related Liabilities, Current Other accrued expenses Other Accrued Liabilities, Current Income taxes payable Accrued Income Taxes, Current Value added tax payable Value Added Tax Payable Value Added Tax Payable Total current liabilities Liabilities, Current Income tax liability Accrued Income Taxes, Noncurrent Deferred rent obligations Accrued Rent, Noncurrent Other long-term liabilities Other Liabilities, Noncurrent Total long-term liabilities Liabilities, Noncurrent Commitments and contingencies Commitments and Contingencies Stockholders' equity Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common stock ($0.01 par value; 125,000 shares authorized; shares issued and outstanding of 30,369 and 30,447 as of June 30, 2018 and March 31, 2018, respectively) Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Total stockholders' equity Stockholders' Equity Attributable to Parent Total liabilities and stockholders' equity Liabilities and Equity Net Loss Per Share Earnings Per Share [Text Block] Income Taxes Income Tax Disclosure [Text Block] Fair Value Measurements Fair Value Disclosures [Text Block] Line of Credit Facility [Table] Line of Credit Facility [Table] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Line of Credit Line of Credit [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Tokyo Interbank Offered Rate (TIBOR) Tokyo Interbank Offered Rate (TIBOR) [Member] Tokyo Interbank Offered Rate (TIBOR) [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Japan Credit Facility Japan Credit Facility [Member] Japan Credit Facility [Member] Notes Payable and Long-Term Debt Line of Credit Facility [Line Items] Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Debt instrument term Debt Instrument, Term Spread on variable interest rate (as a percent) Debt Instrument, Basis Spread on Variable Rate Tokyo Interbank Offered Rate (TIBOR) Debt Instrument, Tokyo Interbank Offered Rate (TIBOR) Debt Instrument, Tokyo Interbank Offered Rate (TIBOR) Interest rate, effective percentage Debt Instrument, Interest Rate, Effective Percentage Proceeds from lines of credit Proceeds from Lines of Credit Repayments of lines of credit Repayments of Lines of Credit Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Amount available under the credit agreement Line of Credit Facility, Remaining Borrowing Capacity Long-term line of credit Long-term Line of Credit Remaining authorized repurchase amount Stock Repurchase Program, Remaining Authorized Repurchase Amount Repurchased stock acquired average cost per share (in dollars per share) Treasury Stock Acquired, Average Cost Per Share Long Term Incentive Plan NQSOs Long Term Incentive Plan NQSOs [Member] Long Term Incentive Plan NQSOs [Member] 2019 Long-Term Incentive Plan NQSOs 2019 Long-Term Incentive Plan NQSOs [Member] 2019 Long-Term Incentive Plan NQSOs [Member] LTIP NQSOs Employee Stock Option [Member] Options granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Credit Agreement Second Amended and Restated Credit Agreement [Member] Second Amended and Restated Credit Agreement [Member] Second Amended And Restated Credit Agreement, As Amended Second Amended And Restated Credit Agreement, As Amended [Member] Second Amended and Restated Credit Agreement, s amended [Member] Short-term Debt, Type [Axis] Short-term Debt, Type [Axis] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] LIBOR based interest rates London Interbank Offered Rate (LIBOR) [Member] Alternate Base Rate based interest rates Debt Instrument Alternate Variable Rate Base [Member] The alternate rate used to calculate the variable interest rate of the debt instrument. Term of agreement (in years) Line of Credit Facility Term Represents the term of agreement. Capacity available for letters of credit Line of Credit Facility, Capacity Available For Letters Of Credit Line of Credit Facility, Capacity Available For Letters Of Credit Capacity available for swing loans Line Of Credit Facility, Capacity Available For Swing Loans Line Of Credit Facility, Capacity Available For Swing Loans Outstanding letters of credit Letters of Credit Outstanding, Amount General Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] 2007 LTIP SARs LTIP SARs [Member] LTIP SARs [Member] LTIP PSUs LTIP PSUs [Member] LTIP PSUs [Member] LTIP NQSOs LTIP NQSOs [Member] LTIP NQSOs [Member] Deferred Non-Employee Director Equity Awards Deferred Equity Awards [Member] Deferred Equity Awards [Member] Employee Stock Purchase Plan Employee Stock Purchase Plan 2015 [Member] Employee Stock Purchase Plan 2015 [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Weighted average number of basic shares outstanding (in shares) Weighted average number diluted shares outstanding adjustment (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Weighted average number of diluted shares outstanding (in shares) Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount People's Bank Of China People's Bank Of China [Member] People's Bank Of China [Member] Second Amended China Credit Facility Second Amended China Credit Facility [Member] Second Amended China Credit Facility [Member] Second Amended China Credit Facility, Overdraft Sublimit Second Amended China Credit Facility, Overdraft Sublimit [Member] Second Amended China Credit Facility, Overdraft Sublimit [Member] China Credit Agreement China Credit Agreement [Member] Represents information related to China credit agreement. Line of credit facility sublimit Line of Credit Facility, Capacity Available for Specific Purpose Other than for Trade Purchases Line of credit facility overdraft facility sublimit Line of Credit Facility, Overdraft Facility Sublimit Line of Credit Facility, Overdraft Facility Sublimit Guarantor obligation Debt Instrument, Guarantor Obligation, Percentage Of Facility Amount Debt Instrument, Guarantor Obligation, Percentage Of Facility Amount Interest rate multiplier for variable rate Debt Instrument, Interest Rate Multiplier For Variable Rate, Percentage Debt Instrument, Interest Rate Multiplier For Variable Rate, Percentage Accumulated other comprehensive income Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized gain on foreign currency exchange rate hedges Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax Cumulative foreign currency translation loss Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Accumulated other comprehensive loss Components of accumulated other comprehensive income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Statement of Cash Flows [Abstract] OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net loss Adjustments to reconcile net loss to cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation, amortization and accretion Depreciation, Amortization and Accretion, Net Bad debt expense Provision for Doubtful Accounts Deferred tax benefit Deferred Income Tax Expense (Benefit) Stock-based compensation Share-based Compensation Employee stock purchase plan Stock or Unit Option Plan Expense Excess tax benefits from stock compensation Excess Tax Benefit from Share-based Compensation, Operating Activities Loss on sale of assets Gain (Loss) on Disposition of Assets Impairment of intangible and other long-lived assets Asset Impairment Charges Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Trade accounts receivable, net Increase (Decrease) in Accounts Receivable Inventories, net Increase (Decrease) in Inventories Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Income tax receivable Increase (Decrease) in Income Taxes Receivable Other assets Increase (Decrease) in Other Operating Assets Trade accounts payable Increase (Decrease) in Accounts Payable, Trade Accrued expenses Increase (Decrease) in Accrued Liabilities Income taxes payable Increase (Decrease) in Income Taxes Payable Long-term liabilities Increase (Decrease) in Other Noncurrent Liabilities Net cash provided by (used in) operating activities Net Cash Provided by (Used in) Operating Activities INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Proceeds from sales of property and equipment, net Proceeds from Sale of Property, Plant, and Equipment Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Cash paid for shares withheld for taxes Payments Related to Tax Withholding for Share-based Compensation Cash paid for repurchases of common stock Payments for Repurchase of Common Stock Repayment of mortgage principal Repayments of Long-term Debt Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Effect of foreign currency exchange rates on cash Effect of Exchange Rate on Cash and Cash Equivalents, Continuing Operations Net change in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period SUPPLEMENTAL CASH FLOW DISCLOSURE Supplemental Cash Flow Information [Abstract] Cash paid during the period Cash Paid During Period for [Abstract] -- None. No documentation exists for this element. -- Income taxes paid, net of refunds ($2,744 and $886 as of June 30, 2018 and 2017, respectively) Income Taxes Paid, Net Income tax refunds Proceeds from Income Tax Refunds Interest Interest Paid, Net Non-cash investing and financing activities Noncash Investing and Financing Items [Abstract] Accrued for purchases of property and equipment Capital Expenditures Incurred but Not yet Paid Accrued for asset retirement obligations Increase (Decrease) in Asset Retirement Obligations