Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Stock Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Short Term Liabilities Short Term Liabilities [Member] Short Term Liabilities [Member] Long Term Liabilities Long Term Liabilities [Member] Long Term Liabilities [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] 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] Number of reportable segments Number of Reportable Segments Number of stores closed Number Of Stores Closed Number Of Stores Closed Restructuring charges Restructuring Charges Restructuring reserve Restructuring Reserve Schedule of Nonvested Stock Units Activity Schedule of Nonvested Stock Units Activity [Table Text Block] Schedule of Nonvested Stock Units Activity [Table Text Block] Revenue from Contract with Customer [Abstract] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Maximum Maximum [Member] 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] Expected timing of satisfaction Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Fair Value Disclosures [Abstract] 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] Debt Disclosure [Abstract] Revolving Credit Facilities and Mortgage Payable Debt Disclosure [Text Block] Statement of Financial Position [Abstract] ASSETS Assets [Abstract] Current assets Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Trade accounts receivable, net of allowances ($14,019 and $33,462 as of September 30, 2018 and March 31, 2018, respectively) Accounts Receivable, Net, Current Inventories, net of reserves ($8,136 and $9,020 as of September 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 ($219,969 and $210,763 as of September 30, 2018 and March 31, 2018, respectively) Property, Plant and Equipment, Net Goodwill Goodwill Other intangible assets, net of accumulated amortization ($68,755 and $66,065 as of September 30, 2018 and March 31, 2018, respectively) Intangible Assets, Net (Excluding Goodwill) Deferred tax assets, net Deferred Income Tax Assets, Net Other assets Other Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity [Abstract] Current liabilities Liabilities, Current [Abstract] Short-term borrowings Short-term Debt 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 Mortgage payable Notes Payable 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 29,371 and 30,447 as of September 30, 2018 and March 31, 2018, respectively) Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Retained earnings Retained Earnings (Accumulated Deficit) 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 Organization, Consolidation and Presentation [Abstract] Organization, Consolidation and Presentation [Abstract] New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] Sales Returns and Allowances Sales Returns and Allowances [Member] 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] Other Accrued Expenses Accounts Payable and Accrued Liabilities [Member] Other Current Assets Other Current Assets [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] Total Allowances SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount 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 Earnings Per Share [Abstract] Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table 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 income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Repurchases of common stock 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 September 30, 2018 Shares repurchased (in shares) Stock Repurchased During Period, Shares Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Goodwill and Intangible Assets Disclosure [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] 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. HOKA brand wholesale Hoka Brand Segment [Member] Hoka Brand Segment [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Indefinite-lived intangible assets Indefinite-lived Intangible Assets (Excluding Goodwill) [Abstract] 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 Finite-Lived Intangible Assets, Accumulated Amortization Net definite-lived intangible assets Finite-Lived Intangible Assets, Net Total Total Intangible Assets, Net (Including Goodwill) 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 SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [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] Minimum Minimum [Member] 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. SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] Contract length Revenue, Performance Obligation, Description of Timing Sales and allowances period Sales And Allowances Period Sales And Allowances Period Contract liability Contract with Customer, Liability Income Statement [Abstract] Net sales Revenue from Contract with Customer, Excluding Assessed Tax Cost of sales Cost of Goods and Services Sold Gross profit Gross Profit Selling, general and administrative expenses Selling, General and Administrative Expense Income from operations Operating Income (Loss) 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) expense, net Other Nonoperating Income (Expense) Total other expense, net Nonoperating Income (Expense) Income before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Income tax expense Income Tax Expense (Benefit) Net income Net Income (Loss) Attributable to Parent Other comprehensive (loss) income, net of tax Other Comprehensive Income (Loss), Net of Tax [Abstract] Unrealized (loss) gain on cash flow 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) income Other Comprehensive Income (Loss), Net of Tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Net income 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 Risks and Uncertainties [Abstract] Schedules of Revenue Concentration of Risk Schedules of Concentration of Risk, by Risk Factor [Table Text Block] 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] 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 RSUs Annual Restricted Stock Units [Member] Annual Restricted Stock Units [Member] Annual PSUs Annual Performance-based Stock Units [Member] Annual Performance-based 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 2019 LTIP PSUs 2019 LTIP PSUs [Member] 2019 LTIP PSUs [Member] 2015 SIP 2015 SIP [Member] 2015 SIP [Member] Award vesting rights percentage Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Financial performance achievement percentage Share Based Compensation Arrangement By Share Based Payment Award Financial Performance Achievement Percentage Share Based Compensation Arrangement By Share Based Payment Award Financial Performance Achievement Percentage Award requisite service period Share-based Compensation Arrangement by Share-based Payment Award, Award Requisite Service 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 Contract with Customer, Asset and Liability Contract with Customer, Asset and Liability [Table Text Block] Number of Shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Weighted- Average Grant-Date Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Net Income Per Share Earnings Per Share [Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] 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 Derivative Contracts Designated as Hedging Instrument [Member] Non-Designated Derivative Contracts 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 and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [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 Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Schedule of Restructuring Reserve by Type of Cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Schedule of New Accounting Pronouncements and Changes in Accounting Principles Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Reportable segments Operating Segments [Member] Unallocated overhead costs Segment Reconciling Items [Member] 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. 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] Stockholders' Equity Stockholders' Equity Note Disclosure [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 Derivatives Not Designated as Hedging Instruments [Table 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 Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Statement of Cash Flows [Abstract] OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Net income Adjustments to reconcile net income 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 Loss on extinguishment of debt Gain (Loss) on Extinguishment of Debt 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 (Gain) 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 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] Proceeds from short-term borrowings Proceeds from Short-term Debt Repayments of short-term borrowings Repayments of Short-term Debt Proceeds on issuance of stock for employee stock purchase plan Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options 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 Loan origination costs on short-term borrowings Payments of Financing Costs Repayment of mortgage principal Repayments of Long-term Debt Net cash (used in) provided by 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 (refunded) during the period Cash Paid During Period for [Abstract] -- None. No documentation exists for this element. -- Income taxes, net of refunds and payments of $3,730 and $4,111, as of September 30, 2018 and 2017, respectively Income Taxes Paid, Net Proceeds from income tax refunds Proceeds from Income Tax Refunds Income tax payments Income Taxes Paid Interest Interest Paid, Excluding Capitalized Interest, Operating Activities 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 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 September 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 September 30, 2018 Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Repurchased stock acquired average cost per share (in dollars per share) Treasury Stock Acquired, Average Cost Per Share Dollar value of shares repurchased Dollar value of shares that may yet be repurchased Stock Repurchase Program, Remaining Authorized Repurchase Amount Other Assets Other Assets [Member] 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] Accrued deferred compensation liability Deferred Compensation Liability, Current Other long term liabilities Deferred Compensation Liability, Classified, Noncurrent Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Prepaid Expenses and Other Current Assets Prepaid Expenses and Other Current Assets [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Primary Credit Facility Primary Credit Facility [Member] Primary Credit Facility [Member] Prior Credit Facility Prior Credit Facility [Member] Prior Credit Facility [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Line of Credit Line of Credit [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Short-term Debt, Type [Axis] Short-term Debt, Type [Axis] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [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. Federal Funds Effective Swap Rate Federal Funds Effective Swap Rate [Member] One Month Adjusted LIBOR Rate One Month Adjusted LIBOR Rate [Member] One Month Adjusted LIBOR Rate [Member] Notes Payable and Long-Term Debt Line of Credit Facility [Line Items] Term of agreement (in years) Line of Credit Facility Term Represents the term of agreement. Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity 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 Sublimit available for borrowings in foreign currency Line Of Credit Facility, Capacity Available For Borrowings In Foreign Currency Line Of Credit Facility, Capacity Available For Borrowings In Foreign Currency Additional borrowing capacity Line Of Credit Facility, Additional Borrowing Capacity Line Of Credit Facility, Additional Borrowing Capacity Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Spread on variable interest rate (as a percent) Debt Instrument, Basis Spread on Variable Rate Number of days to deliver compliance certificate Credit Facility, Number Of Days To Deliver Compliance Certificate Credit Facility, Number Of Days To Deliver Compliance Certificate Interest rate, effective percentage Debt Instrument, Interest Rate, Effective Percentage Fee on unused amount of revolving credit facility (as a percentage) Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Repayments of lines of credit Repayments of Lines of Credit Outstanding letters of credit Letters of Credit Outstanding, Amount Proceeds from lines of credit Proceeds from Lines of Credit Long-term line of credit Long-term Line of Credit Amount available under the credit agreement Line of Credit Facility, Remaining Borrowing Capacity Deferred financing costs Debt Issuance Costs, Line of Credit Arrangements, Net Concentration of Business Concentration Risk Disclosure [Text Block] Segment Reporting [Abstract] Schedule of business segments information Schedule of Segment Reporting Information, by Segment [Table Text Block] 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 Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Schedule of Stock Repurchases Schedule Of Stock Repurchases [Table Text Block] Schedule Of Stock Repurchases [Table Text Block] Schedule of Retained Earnings Schedule of Stockholders Equity [Table Text Block] Components of accumulated other comprehensive income Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] 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 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 Line of Credit Facility [Table] Line of Credit Facility [Table] Tokyo Interbank Offered Rate (TIBOR) Tokyo Interbank Offered Rate (TIBOR) [Member] Tokyo Interbank Offered Rate (TIBOR) [Member] Japan Credit Facility Japan Credit Facility [Member] Japan Credit Facility [Member] Debt instrument term Debt Instrument, Term Tokyo Interbank Offered Rate (TIBOR) Debt Instrument, Tokyo Interbank Offered Rate (TIBOR) Debt Instrument, Tokyo Interbank Offered Rate (TIBOR) Income Taxes Income Tax Disclosure [Text Block] 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 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 Directly to Consumer Sales Channel, Directly to Consumer [Member] Segment reconciling items 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] Intersegment profit Intersegment Profit Intersegment Profit (Loss) income from operations Total assets Unallocated cash and cash equivalents Unallocated deferred tax assets Unallocated other corporate assets Other Assets 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 Lender Name [Axis] Lender Name [Axis] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] JP Morgan JP Morgan [Member] JP Morgan [Member] Leverage ratio maximum Debt Instrument, Covenant, Leverage Ratio, Maximum Debt Instrument, Covenant, Leverage Ratio, Maximum Interest coverage ratio minimum Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Adjusted leverage ratio to avoid limits on share repurchases Debt Instrument, Covenant, Adjusted Leverage Ratio, Maximum To Avoid Limits On Share Repurchases Debt Instrument, Covenant, Adjusted Leverage Ratio, Maximum To Avoid Limits On Share Repurchases General Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Amortization expense Amortization of Intangible Assets Reportable Operating Segments Segment Reporting Disclosure [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] 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] 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 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] Notional value Derivative, Notional Amount Fair value recorded in other current assets Fair value recorded in other accrued expenses 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 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) income Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Amount of gain (loss) reclassified from accumulated other comprehensive loss into net sales (effective portion) 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 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 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 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] 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] International Net Sales Geographic Concentration Risk [Member] Net Sales in Foreign Currencies Currency Concentration Risk [Member] Currency Concentration Risk [Member] Customer Concentration Risk Customer Concentration Risk [Member] Concentration Risk [Line Items] Concentration Risk [Line Items] 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 Revenue Recognition Revenue from Contract with Customer [Text Block] Unrealized gain on cash flow 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 Total Finite-lived Intangible Assets [Roll Forward] Finite-lived Intangible Assets [Roll Forward] Intangible assets, net, beginning balance Amortization expense Changes in foreign currency exchange rates Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) Intangible assets, net, ending balance Fair Value Measurements Fair Value Disclosures [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] Restructuring Plan Costs Associated with Exit or Disposal Activities or Restructurings, Policy [Policy Text Block] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Revenue Recognition Revenue from Contract with Customer [Policy Text Block] Fair Value Measurement Fair Value Measurement, Policy [Policy Text Block] Share-based Compensation, Option and Incentive Plans Policy Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Deferred Compensation Deferred Compensation Policy [Policy Text Block] Deferred Compensation Policy [Policy Text Block] Derivatives Derivatives, Policy [Policy Text Block] Net Income Per Share Earnings Per Share, Policy [Policy Text Block]