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Disclosure of financial assets [table] Credit Facility Balance, Current Available and Remains Undrawn Amount Credit facility balance, current available and remains undrawn amount. Credit facility, available and remains undrawn balance Land and buildings Lands, Buildings and Improvements Land and buildings [member] Realized foreign exchange gain (loss). Realized Foreign Exchange Gain (Loss) Realized FX gain (loss) Accrued liabilities Accruals classified as current Previous years taxes Tax effect of previous years taxes Tax effect of previous years taxes. Disclosure of detailed information about business combination [abstract] Cost of sales Description of Accounting Policy for Cost of Sales Explanatory Description of accounting policy for cost of sales explanatory. Maximum Top of range [member] The effect of changes in foreign exchange rates Increase (decrease) through effect of changes in foreign exchange rates, liabilities arising from financing activities Interest cap. Interest Cap Member Interest Cap Other capital reserve Reserve of share-based payments Entity Incorporation, State or Country Code Discount rate Actuarial assumption of discount rates Summary Of Fair Value At Grant Date Estimate Using Discounted Cash Flow Model and Black-Scholes Option Pricing Model [Table Text Block] Summary of fair value at grant date estimate using discounted cash flow model and black-scholes option pricing model. Summary of Fair Value At Grant Date Estimate Using Discounted Cash Flow Model and Black-Scholes Option Pricing Model Total Current provisions Other current provisions thereof current Number of shares exercised, option to purchase additional shares. Number of Shares Exercised, Option to Purchase Additional Shares Number of shares exercised, option to purchase additional shares Entity Current Reporting Status Term loan. EUR Term Loan USD Term Loan Term Loan Predecessor Predecessor [Member] Predecessor. Current vs non-current classification Disclosure of Current and Non-Current Classification Explanatory Disclosure of current and non-current classification explanatory. Equity-settled share-based compensation expense Increase (decrease) through share-based payment transactions, equity Classes of property, plant and equipment [axis] Lease payments Lease payments Payments of lease liabilities, classified as financing activities Payments of lease liabilities Birkenstock Components GmbH Birkenstock Components GmbH [member] Birkenstock Components GmbH. Lease liabilities Non-current lease liabilities 1-30 Days Past Due Current [member] Document Fiscal Period Focus Derivative assets designated as hedging instruments Derivative financial assets held for hedging Birkenstock Netherlands B.V. Birkenstock Netherlands B.V. Birkenstock Netherlands B.V. [member] Disclosure of detailed information about intangible assets [abstract] Other financial assets, Total Other financial assets Tax receivable agreement liability Tax receivable agreement liability current. Tax Receivable Agreement Liability Current TRA liability current Entity Shell Company Percentage of spread on variable rate reasonably possible decrease in actuarial assumption Percentage of reasonably possible decrease in actuarial assumption Marketing expenses Marketing Expenses Marketing expenses. Tax Loss Carry Forwards Unused tax losses [member] Selling and distribution expenses Selling and distribution expenses Selling and distribution expenses Selling And Distribution Expenses Selling and distribution expenses. Disclosure of detailed information about borrowings [abstract] Interest income - bank Interest income on cash and bank balances at central banks Asset-based Lending Facility Asset Based Lending Facility [Member] Asset-based lending facility. Liabilities Liabilities recognised as of acquisition date [abstract] Liabilities recognised as of acquisition date. Disclosure of intangible assets with indefinite useful life [line items] Concentrations of risk [axis] Net cash flows (used in) financing activities Cash flows from (used in) financing activities Net cash flows from (used in) financing activities DTC Goods sold directly to consumers [member] Post-employment benefits Key management personnel compensation, post-employment benefits Cybersecurity Risk Management, Strategy, and Governance [Abstract] Cybersecurity Risk Management Positions or Committees Responsible Report to Board [Flag] Birkenstock france sas1. Birkenstock France SAS1 [member] Birkenstock France SAS Cybersecurity Risk Board of Directors Oversight [Text Block] Property, plant and equipment Property, plant and equipment recognised as of acquisition date Increase decrease through effect of changes in capitalized transaction cost not yet paid arising from financing activities. Increase Decrease Through Effect Of Changes In Capitalized Transaction Cost Not Yet Paid Arising From Financing Activities Capitalized transaction cost not yet paid Due to realization of the hedged item Gains (losses) on ineffectiveness of cash flow hedges recognised in profit or loss Thereof due to realization of the hedged item Issue of equity Issuance of share capital, net (of transaction costs) Other financial assets Other current financial assets Summary of Contractual Undiscounted Future Cash Flow Disclosure of maturity analysis for non-derivative financial liabilities [text block] Birkenstock Logistics GmbH Birkenstock Logistics GmbH [member] Birkenstock Logistics GmbH. Net foreign exchange difference Effect of exchange rate changes on cash and cash equivalents Disclosure of reconciliation of liabilities arising from financing activities [line items] Non-current liabilities, gross Long term borrowings, gross Long term borrowings, gross. Classes of financial instruments [axis] Maturity date Borrowings, maturity Finance cost, net Finance costs Deferred tax liabilities, gross Gross deferred tax liabilities Gross deferred tax liabilities. Americas Americas Americas [Member] Fair Value Measurement Disclosure of fair value measurement [text block] Cash flow hedge reserve Reserve of cash flow hedges [member] Entity Filer Category Not later than one year [member] 2026 Tax receivable agreement. Tax Receivable Agreement Business combinations and goodwill Description of accounting policy for business combinations and goodwill [text block] Other Other sales channels [member] Other sales channels. Other Current Financial Liabilities Temporary difference other current financial liabilities [member] Temporary difference other current financial liabilities. Other Current Liabilities Temporary difference other current liabilities [member] Temporary difference other current liabilities. USD Denominated Term Loan [Member] USD Denominated Term Loan. USD Term Loan Average revenue growth rates (2023-2027) (%) Percentage Of Average Revenue Growth Rates Percentage of average revenue growth rates. Segments [domain] Disclosure of fair value measurement of liabilities [abstract] Categories of current financial liabilities [abstract] Nominal value Notional amount Schedule of Deferred Taxes Disclosure of deferred taxes [text block] Right-of-use assets Right of Use Assets Recognised As of Acquisition Date Right of use assets recognised as of acquisition date. Ending balance Beginning balance Financial liabilities Total financial liabilities Segment consolidation items [domain] Cost of sales Cost of sales Cost of sales Cybersecurity Risk Third Party Oversight and Identification Processes [Flag] Right to return assets Other current non-financial assets Right to return assets. Other current non-financial assets Right to return assets Birkenstock MEA FZ LLC Birkenstock MEA FZ LLC [Member] Birkenstock MEA FZ LLC. MIP personal income tax paid Income taxes paid personal, classified as operating activities. Income Taxes Paid Personal, Classified As Operating Activities MIP personal income tax paid Estimate of expected future undiscounted cash payments Estimate of expected future undiscounted cash payments. Estimate of expected future undiscounted cash payments Right to return assets Adjustments For Decrease Increase in Right to Return Assets Adjustments for decrease increase in right to return assets. Carrying Value Not measured at fair value in statement of financial position but for which fair value is disclosed [member] Temporary difference, unused tax losses and unused tax credits [axis] Sensitivity analysis for increase in actuarial assumption Increase (decrease) in defined benefit obligation due to reasonably possible increase in actuarial assumption Other Assets Disclosure of other assets [text block] Cybersecurity Risk Management Third Party Engaged [Flag] Cash and cash equivalents Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period Total cash and cash equivalents Profit from operations Profit (loss) from operating activities Trade and other payables Trade and other payables Senior Notes Senior note. Senior Note [Member] Assets Assets [abstract] Ordinary redeemable share price Temporary Redeemable Equity, Redemption Price Per Share Temporary redeemable equity, redemption price per share Leases Disclosure of leases [text block] Cash flow hedge reserve of a cumulative loss Reserve of gains and losses on hedging instruments that hedge investments in equity instruments Geographical [Domain] Management Investment Plan Management Investment Plan [Member] Management investment plan. Disclosure of transactions between related parties [abstract] Characteristics of defined benefit plans [domain] Total comprehensive income (loss) Total comprehensive income Comprehensive income Income tax paid Income taxes paid (refund), classified as operating activities Income taxes refund (paid) Other Financial Liabilities Disclosure Of Other Financial Liabilities Explanatory Disclosure of other financial liabilities explanatory. Schedule of aggregate expected commitment. Schedule Of Aggregate Expected Commitment [Table Text Block] Schedule of aggregate expected commitments Financial liabilities at fair value through profit or loss, category [member] FVtPL Others receivable related party transactions. Others Receivable Related Party Transactions Other receivables Reclassification adjustments on cash flow hedges, before tax Reclassification adjustments on cash flow hedges, before tax Amount reclassified to profit or loss Depreciation Depreciation Depreciation, property, plant and equipment Government grant Government grants Government Grants, Beginning balance Government Grants, Ending balance Impairment of non-current assets Description of accounting policy for impairment of assets [text block] Carrying amount [member] Average capital expenditure investments Average Capital Expenditure Investments Average capital expenditure investments. Useful lives Estimated useful lives of property, plant, and equipment Useful life measured as period of time, property, plant and equipment Disclosure of detailed information about financial instruments [line items] Outstanding receivables Amounts receivable, related party transactions Due from related party Factory and Office Equipment Office equipment [member] British Pound (GBP) United Kingdom, Pounds Selling and Distribution Expenses Selling And Distribution Expenses [Member] Selling and distribution expenses. Sensitivity analysis for decrease in actuarial assumption Sensitivity analysis for decrease in actuarial assumption Increase (decrease) in defined benefit obligation due to reasonably possible decrease in actuarial assumption Currency [Axis] Impairment loss recognised in profit or loss, property, plant and equipment Impairment loss recognised in profit or loss, property, plant and equipment Impairment Total impairment Unallocated Unallocated amounts [member] Commitments and contingencies Description of accounting policy for contingent liabilities and contingent assets [text block] Accrued liabilities Accruals Lease liabilities, beginning balance Lease liabilities, ending balance Lease liability Lease liabilities Total lease liabilities Country of incorporation of subsidiary Cybersecurity Risk Management, Strategy, and Governance [Table] Defined benefit obligations at the end of the year/period Defined benefit obligations at the beginning of the year/period Net defined liability recognized Net defined liability recognized Net defined benefit liability (asset) Birkenstock Japan Limited Birkenstock Japan Limited [member] Birkenstock Japan Limited. Beginning balance Ending balance Intangible assets (other than goodwill) Intangible assets other than goodwill Total intangible assets other than goodwill Offsetting deferred tax assets Offsetting deferred tax assets Offsetting deferred tax assets. Amount Reclassified From Treasury Shares To Share Premium Amount reclassified from treasury shares to share premium. Amount reclassified from treasury shares to share premium Interest Rate Risk Interest rate risk [member] Disclosure of sensitivity analysis for actuarial assumptions [line items] Borrowings original currency Borrowings, original currency BK L C Lux MidCo S.a r.l. [member] BK L C Lux MidCo S.a r.l. MidCo Percentage of spread on variable rate reasonably possible increase in actuarial assumption Percentage of reasonably possible increase in actuarial assumption VAT payable Current value added tax payables Lease liabilities (undiscounted) Gross lease liabilities Banking and issuance fees paid Banking and Issuance Fees Paid Banking and issuance fees paid. VAT receivable Other current non-financial assets VAT receivable Other current non-financial assets VAT receivable. Document Shell Company Report Disclosure of non-adjusting events after reporting period [abstract] Income tax expense Adjustments for income tax expense Lease term Lease Term Lease term. Subsidiaries [domain] Disclosure of transactions between related parties [line items] Attribution of expenses by nature to their function [domain] Foreign currencies Description of accounting policy for foreign currency translation [text block] Goodwill Goodwill Goodwill recognised as of acquisition date Disclosure of non-adjusting events after reporting period [line items] Hedging instruments [domain] Other Other tax effects for reconciliation between accounting profit and tax expense (income) Other Hedging instruments [axis] Rate of compensation increase Actuarial assumption of expected rates of salary increases Profit (loss) before tax Profit before tax Net profit before tax Benefits of the remaining applicable tax savings. Benefits Of The Remaining Applicable Tax Savings Benefit of the remaining applicable tax savings Disclosure of geographical areas [line items] Disclosure of detailed information about foreign exchange gain (loss) explanatory. Summary of Foreign Exchange Gain (Loss) Disclosure of detailed information about foreign exchange gain (loss) explanatory [table text block] Recognized in equity Gains Losses On Ineffectiveness Of Cash Flow Hedges Recognized In Equity Gains losses on ineffectiveness of cash flow hedges recognized in equity. Total revenue Sales Revenue Total revenue Types of hedges [axis] Disclosure of detailed information about hedging instruments [text block] Amounts Related to Items Designated as Hedged Item Tax Effect of Previous Year Deferred Taxes Tax effect of previous year deferred taxes. Previous year deferred taxes Interest-bearing loans and borrowings excluding interest. Interest-Bearing Loans And Borrowings Excluding Interest Interest-bearing loans and borrowings (excluding interest) Cash flows from (used in) operating activities Net cash flows from (used in) operating activities Net cash flows provided by operating activities Derivatives Derivative liabilities Derivative financial liabilities Liabilities Liabilities Liabilities at beginning of period Liabilities at end of period Total liabilities Cash and cash equivalents [table] Cash and cash equivalents. Disclosure of net defined benefit liability (asset) [abstract] Impact of foreign currency translation Increase (decrease) through net exchange differences, other provisions Adjustments for decrease (increase) in prepayments. Adjustments for Decrease (Increase) in Prepayments Prepayments Cash from State of Mecklenburg-Vorpommern Cash from state Mecklenburg Vorpommern [member] Cash from state Mecklenburg Vorpommern [member] Statutory tax rate Applicable tax rate Entity Well-known Seasoned Issuer Total impairment Total impairment Impairment Total impairment Changes in non-recognition of deferred tax assets on temporary differences/tax loss carry forwards Tax effect of changes in non recognition of deferred tax assets on temporary differences tax loss carry forwards Tax effect of changes in non recognition of deferred tax assets on temporary differences tax loss carry forwards. Changes in non-recognition of deferred tax assets on temporary differences/tax loss carry forwards Ancillary Facility For Guarantees [Member] Ancillary facility for guarantees. Ancillary Facility for Guarantees Derivative assets not designated as hedging instruments Derivative financial assets held for trading Functional or presentation currency [member] Transfer within provisions Increase (decrease) in transfer within provisions. Increase (Decrease) in Transfer within Provisions Line item in the statement of financial position Description of line item in statement of financial position that includes hedging instrument Allowance for expected credit losses Allowance account for credit losses of financial assets, Total Allowance for expected credit losses Less: expected credit loss Allowance account for credit losses of financial assets Allowance account for credit losses of financial assets at beginning of period Allowance account for credit losses of financial assets at end of period Unrecognized deferred taxes Unused tax losses for which no deferred tax asset recognised Classes of current inventories [abstract] Impact of foreign currency translation Impact Of Foreign Currency Translation On Lease Liabilities Impact Of Foreign Currency Translation On Lease Liabilities Income exempted from tax Income exempted from tax. Income Exempted from Tax Disclosure of disaggregation of revenue from contracts with customers [table] Disclosure of detailed information about business combination [table] Additions Additions other than through business combinations, property, plant and equipment Issuance of ordinary shares related to vesting of RSUs. Issuance Of Ordinary Shares Related To Vesting Of RSUs Issuance of ordinary shares related to vesting of RSUs Purchase commitments. Purchase Commitments Purchase commitments Amendment Flag Amendment Partners Type Of Partner Capital Account [Domain] Partners Type Of Partner Capital Account. Change in Eur or Jpy minus ten percentage. Change In Eur Or Jpy Minus Ten Percentage [Member] Change in EUR/JPY - 10% Disclosure of share capital, reserves and other equity interest [text block] Equity Disclosure of detailed information about property, plant and equipment [line items] Birkenstock digital GmbH [member] Birkenstock Digital GmbH Birkenstock Digital GmbH. Borrowings by name [domain] Other Other current non-financial assets Other Other current non-financial assets other. Derecognition on Termination Derecognition on termination. Derecognition on termination Derecognition on termination 31-60 Days Past Due Later than one month and not later than two months [member] 61-90 Days Past Due Later than two months and not later than three months [member] Entity Address, Postal Zip Code Nominal value Hedging instrument, liabilities New and amended standards and interpretations issued but not yet effective Description Of Accounting Policy for New and Amended Standards and Interpretations Issued But Not Yet Effective Explanatory Description of accounting policy for new and amended standards and interpretations issued but not yet effective explanatory. Categories of related parties [domain] Other current and non-current financial liabilities Other Current and Noncurrent Financial Liabilities Recognised As of Acquisition Date Other current and noncurrent financial liabilities recognised as of acquisition date. Trade and other payables Trade and other payables recognised as of acquisition date Trade payables Change in EUR/CAD +/- 10% Change in EUR or CAD Plus or Minus Ten Percentage [Member] Change in EUR or CAD plus or minus ten percentage. Other liabilities Other non-current liabilities Birkenstock Productions Rheinland-Pfalz GmbH Birkenstock Productions Rheinland-Pfalz GmbH [member] Birkenstock Productions Rheinland-Pfalz GmbH. Cost of Sales Cost of sales [member] Disclosure of income tax [abstract] Disclosure of income tax. Other payables Change in EUR/GBP - 10% Change In Eur Or Gbp Minus Ten Percentage [Member] Change in EUR or GBP minus ten percentage. Cybersecurity Risk Role of Management [Text Block] Disclosure of operating segments [line items] Birkenstock Productions Hessen GmbH Birkenstock Productions Hessen GmbH [member] Birkenstock Productions Hessen GmbH. Brand Brand Name "Birkenstock" Brand names [member] Avg. EBITDA Margin rate Goodwill And Impairment Average E B I T D A Margin Rate Goodwill and impairment average EBITDA margin rate. Revolving Credit Facility Revolving credit facilities. Revolving credit facilities [member] On demand [member] On Demand Canadian Dollar (CAD) Canada, Dollars Pre-tax discount rate Goodwill And Impairment Pre-tax Discount Rate Goodwill and impairment pre-tax discount rate. Technical Equipment and Machinery Technical Equipment and Machinery [Member] Technical equipment and machinery. Entity Address, Address Line One Derivative assets Derivative financial assets Legal Legal proceedings provision [member] Reserve of cash flow hedges Ending Balance Beginning Balance Reclassified the cash flow hedge reserve of a cumulative loss Significant Accounting Policies [Abstract] Significant accounting policies. New U S D Denominated Facility New U S D Denominated Facility [Member] New USD Denominated Facility Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Flag] BK LC Manco GmbH & Co. KG BK LC Manco GmbH & Co. KG [Member] BK LC Manco GmbH & Co. KG. Changes in working capital Changes In Operating Assets And Liabilities [Abstract] Changes In Operating Assets And Liabilities. Trade and other receivables Trade and Other Receivables As of Acquisition Date Trade and other receivables recognised as of acquisition date. Thereafter Later than five years [member] Cybersecurity Risk Board Committee or Subcommittee Responsible for Oversight [Text Block] Number of ordinary shares issued Number of shares issued Total number of shares issued Shares issued Provision used, other provisions Provision used, other provisions Utilization Disclosure of detailed information about borrowings [text block] Schedule of Aggregate Scheduled Maturities of Debt Outstanding Income Tax Disclosure of income tax [text block] Trade and other payables Trade and other payables, undiscounted cash flows Birkenstock Spain S.L.U. Birkenstock Spain S.L.U.[member] Birkenstock Spain S.L.U.[member] Document Type Document Type Schedule of Actuarial Assumptions Used in Accounting for Defined Benefit Plans Disclosure of Actuarial Assumptions Used in Accounting for Defined Benefit Plans Explanatory Disclosure of actuarial assumptions used in accounting for defined benefit plans explanatory. Deferred income Non-current deferred income other than non-current contract liabilities thereof non-current Summary of General Administration Expenses Disclosure of general and administrative expense [text block] Ordinary share price. Ordinary share price Ordinary share price Net cash flows (used in) investing activities Cash flows from (used in) investing activities Net cash flows from (used in) investing activities Disclosure of detailed information about hedges [line items] Other Current Liabilities Disclosure of other current liabilities [text block] Entity Central Index Key CIK Terminal Growth Rate Growth rate used to extrapolate cash flow projections Interest on defined obligations Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income) Cybersecurity Risk Process for Informing Board Committee or Subcommittee Responsible for Oversight [Text Block] Minimum Bottom of range [member] Disclosure of Detailed Information About government Grant. Disclosure of Detailed Information About government Grant [Text Block] Summary of Government Grant US-Dollar (USD) USD United States of America, Dollars Types of interest rates [domain] Geographical areas [axis] Recurring fair value measurement [member] Recurring Fair Value Measurement Current income taxes Current tax expense (income) Current income taxes Other Current Liabilities [abstract] Other current liabilities abstract. Carrying value Loans and borrowings Borrowings Total borrowings Birkenstock UK Ltd. Birkenstock UK Ltd. [member] Birkenstock UK Ltd. Purchase price commitments Purchase price commitments Purchase price Director compensation Key management personnel compensation, Total Total Key management personnel compensation Percentage of revenue generated in primary currency Percentage of Revenue Generated in Primary Currency Percentage of revenue generated in primary currency. Temporary difference tax loss and interest carryforwards [member] Temporary difference tax loss and interest carryforwards. Tax Loss and Interest Carryforwards Euro EUR Euro Member Countries, Euro Retained earnings [member] Accumulated Deficit Retained Earnings (Accumulated Deficit) Lease liabilities Lease liabilities [abstract] Document Financial Statement Error Correction [Flag] Tax Receivable Agreement. Tax Receivable Agreement [Abstract] Inventories Inventory recognised as of acquisition date Effective date of executing agreement. Effective Date of Executing Agreement Categories of financial assets [domain] Number of customer Number of Customers Number of Customers Initial plaintiff claim amount. Initial plaintiff claim amount Initial planintiff claim amount Types of risks [domain] Germany GERMANY IPO-related costs I P O- Related Costs IPO-related costs. Increase Decrease Through Changes in Interest Expense Liabilities Arising from Financing Activities Increase decrease through changes in interest expense liabilities arising from financing activities. Interest expense (income) Schedule of Major Components of Income Tax Expense Disclosure Of Major Components Of Income Tax Expense Explanatory The disclosure of major components of income tax expense. Disclosure of geographical areas [table] Intangible Assets under Development and Prepayments Intangible assets under development and prepayments [member] Intangible assets under development and prepayments. Intangible Assets Temporary difference intangible assets [member] Temporary difference intangible assets. FX-rate Exchange rates Closing foreign exchange rate Disclosure of subsidiaries [abstract] Description of no par value ordinary shares Description of no par value ordinary shares Accumulated other comprehensive income Total accumulated other comprehensive income Accumulated other comprehensive loss Interest (Paid) Received On Loans And Borrowings Interest (paid) received on loans and borrowings. Interest (paid)/received Future lease payments. Future Lease Payments Future lease payments Current Fiscal Year End Date Accrued liabilities Accrued liabilities Accrued liability Accrued liability Receivables current Current Receivables Current receivables. Change in EUR/JPY + 10% Change in Eur or Jpy plus ten percentage. Change In Eur Or Jpy Plus Ten Percentage [Member] Government Grant. Government Grant [Abstract] Office Equipment and Storage Facilities Office Equipment and Storage Facilities [Member] Office equipment and storage facilities. Disclosure of subsidiaries [text block] Composition of The Company Disclosure of contingent liabilities [abstract] Change in expected credit loss Adjustments for Change in Expected Credit Loss Adjustments for change in expected credit loss. Reversal of inventory write-down Reversal of inventory write-down Interest expense - loans Interest expense - loans Interest expense on bank loans and overdrafts Expenses by nature [abstract] Lease payments Leases as lessee, related party transactions Current liabilities Current liabilities Total current liabilities Geographical [Axis] Significant accounting estimates, assumptions, and judgments Description Of Accounting Policy for Significant Accounting Estimates, Assumptions, and Judgments Explanatory Description of accounting policy for significant accounting estimates, assumptions, and judgments explanatory. Additions Additional provisions, other provisions Total additional provisions, other provisions Total Aggregate commitments. Aggregate Commitments Sales Revenue from sale of goods, related party transactions Intangibles useful lives Estimated useful lives of intangible assets Useful life measured as period of time, intangible assets other than goodwill Change in EUR/CAD + 10% Change In Eur Or Cad Plus Ten Percentage [Member] Change in EUR or CAD plus ten percentage. Finance income (costs), net Finance income (costs), net Finance income (cost) Finance cost, net Transfer to accruals Provision transfer to accruals. Provision Transfer to Accruals Carrying Value of Indefinite-Lived Intangibles Disclosure of intangible assets with indefinite useful life [text block] Other provisions Total other provisions At the end of the period/year At the beginning of the period/year Retrospective application and retrospective restatement [axis] Non-adjusting events after reporting period [axis] Losses and gains recognized in profit or loss Gain (loss) on hedge ineffectiveness recognised in profit or loss Allocated non-current assets Allocated Non-current Assets Allocated non-current assets. Warranties Warranty provision [member] Trade and Other Receivables Disclosure of trade and other receivables [text block] Total changes from financing cash flows Increase (decrease) in liabilities arising from financing activities Total increase (decrease) in liabilities arising from financing activities Summary of Goodwill Disclosure of reconciliation of changes in goodwill [text block] Other comprehensive income, net of tax, exchange differences on translation of foreign operations Other comprehensive income, net of tax, exchange differences on translation of foreign operations Cumulative translation adjustment loss Transfers Increase (decrease) through transfers, intangible assets other than goodwill Vendor loan Vendor loan Vendor loan Percentage of lease payments for buildings Percentage of Lease Payments For Buildings Percentage of lease payments for buildings. Change in Eur Or Usd minus ten percentag. Change in EUR/USD - 10% Change In Eur Or Usd Minus Ten Percentage [Member] Impact of foreign currency translation Increase (decrease) through net exchange differences, goodwill Transaction costs Australia Transaction Costs Transaction costs. Transaction costs Australia Euro Denominated Term Loan. Euro Denominated Term Loan [Member] EUR Term Loan Cost of Hedging Reserve Cost of hedging reserve. Revolving Credit Ancillary Facility Revolving credit ancillary facility. Revolving credit ancillary facility Transfers out of level 2 into level 1 of fair value hierarchy, liabilities held at end of reporting period Foreign exchange gain (loss) [abstract] Amortisation expense Total amortization Exchange differences Increase (decrease) through net exchange differences, deferred tax liability (asset) New and amended standards and interpretations adopted by the Company Description of Accounting Policy for New and Amended Standards and Interpretations Adopted by the Company Explanatory Description of accounting policy for new and amended standards and interpretations adopted by the company explanatory. Employers contribution to pension plan percent Employers Contribution To Pension Plan Percent Employers contribution to pension plan percent. Variable lease payments amount Expense relating to variable lease payments not included in measurement of lease liabilities Cash-generating units [domain] Schedule of Finance Result Disclosure Of Detailed Information About Finance Result Explanatory Disclosure Of Detailed Information About Finance Result. Summary of Other Financial Liabilities Disclosure Of Detailed Information About Other Financial Liabilities Explanatory Disclosure of detailed information about other financial liabilities explanatory. Vendor Loan Vendor Loan [Member] Vendor loan. Initial direct costs of right-of-use assets Initial direct costs of right-of-use assets Initial direct costs of right-of-use assets Interest paid, classified as financing activities Interest paid Schedule of Operating Segments Disclosure of operating segments [text block] Early repayment of borrowings Early Repayment Of Borrowings Early repayment of borrowings Tax Effect of Previous Year Current Taxes Tax effect of previous year current taxes. Previous year current taxes Share-based Compensation Description of accounting policy for share-based payment transactions [text block] Disclosure of maturity analysis for non-derivative financial liabilities [table] Deferred tax liabilities on balance sheet Net deferred tax liabilities thereof deferred tax liabilities thereof deferred tax liabilities Deferred tax liabilities on balance sheet Range [axis] Weighted average duration period Weighted average duration of defined benefit obligation Amounts payable, related party transactions Outstanding payables Disclosure of operating segments [abstract] Depreciation Depreciation, accumulated depreciation. Depreciation, Accumulated Depreciation Consolidation of subsidiaries Description of accounting policy for subsidiaries [text block] Cash flows from investing activities Cash flows from (used in) investing activities [abstract] Disclosure of provision matrix [table] Tranches [Axis] Tranches. Schedule of Trade And Other Payables And Accrued Liabilities Disclosure Of Detailed Information About Trade And Other Payables And Accrued Liabilities [Table Text Block] Disclosure Of Detailed Information About Trade And Other Payables And Accrued Liabilities [Table Text Block] Segments [axis] Trade and other receivables Adjustments for decrease (increase) in trade and other receivables Escrow amount to be released in number of months after first tranche payment Escrow Amount To Be Released In Number Of Months Escrow amount to be released in number of months. Trade and other receivables [abstract] Events after reporting period. Events After Reporting Period [Member] Events after Reporting Period Commitments and Contingencies Disclosure of commitments and contingent liabilities [text block] Reclassification from OCI to profit or loss from cash flow hedge Reclassification from Other Comprehensive Income to profit or loss from cash flow hedge Reclassification from Other Comprehensive Income to profit or loss from cash flow hedge. Reclassification from OCI to profit or loss from cash flow hedge Percentage of concentration of receivables Percentage of concentration of receivables Percentage of concentration of receivables Disclosure of terms and conditions of share-based payment arrangement [table] Adjustments for decrease (increase) in monthly income plan personal income tax paid. Adjustments for Decrease (Increase) in Monthly Income Plan Personal Income Tax Paid Paid personal income taxes for the fully vested program Tax receivable agreement liability Tax receivable agreement liability. Tax Receivable Agreement Liability Reportable Segments Total Reportable Segments Reportable segments [member] Earnings per share [abstract] Earnings per share Equity attributable to owners of parent [member] Classes of intangible assets other than goodwill [domain] Schedule of Credit Risk Exposure by Risk Rating Grades for Trade Receivables Disclosure of credit risk exposure [text block] Increase Decrease In Fair Value Recorded Through Finance Cost Net Increase (decrease) in fair value recorded through finance cost, net. Increase (decrease) in fair value recorded through Finance cost, net Property, Plant and Equipment Disclosure of property, plant and equipment [text block] Number of operating segment Number of operating segment. Number of Operating Segment Additions Additions other than through business combinations, intangible assets other than goodwill Summary of Cost of Sales Disclosure of cost of sales [text block] Summary of Disaggregation of Revenue by Sales Channels Disclosure of disaggregation of revenue from contracts with customers [text block] Write-downs of inventory Inventory write-down Total write-downs of inventories Change in value of hedging instrument recognized in OCI Change in Value of Hedging Instrument Recognised in OCI Change in value of hedging instrument recognised in OCI. At the end of the period/year At the beginning of the period/year Current contract liabilities Total current contract liabilities Contract liabilities thereof current Current government grants Other current assets Other Current Assets Recognised As Of Acquisition Date Other current assets recognised as of acquisition date. Ordinary shares, secondary offering. Ordinary shares, secondary offering [member] Ordinary Shares, Secondary Offering Derivative financial instruments Current derivative financial assets Number of tranches Number Of Tranches Number of tranches. Ordinary shares at a price Exercise price, share options granted Basis of Presentation Disclosure of basis of consolidation [text block] Summary of Property, Plant and Equipment Disclosure of detailed information about property, plant and equipment [text block] Sales and Marketing Expenses Selling And Marketing Expenses [Member] Selling And Marketing Expenses. Auditor Firm ID Percentage of grants included in grant date fair value, accounted after occurrence of exit event Percentage Of Shares Granted Included In Grant Date Fair Value Accounted After Occurrence Of Exit Event Percentage of shares granted included in grant date fair value accounted after occurrence of exit event. Senior Term Facilities Agreement Senior Term Facilities Agreement [Member] Senior term facilities agreement. Number of times maturity date extended Number of Times Maturity Date Extended Number of times maturity date extended. Schedule of Geographical Locations Disclosure of geographical areas [text block] Disclosure of reconciliation of liabilities arising from financing activities [abstract] Remaining amortization period Remaining amortisation period of intangible assets material to entity Organization for economic cooperation and development. Organization for economic cooperation and development [member] OECD Accrual for Personnel Accrual for Personnel Accruals for personnel Finance Result Disclosure of Finance Result Explanatory Disclosure of Finance Result. Current service cost Increase in net defined benefit liability (asset) resulting from current service cost Deferred payment Liabilities incurred Summary of Other Current Liabilities Disclosure of Detailed Information About Other Current Liabilities Explanatory Disclosure of detailed information about other current liabilities. Revenue Total revenue Revenue from contracts with customers Other [Member] Other [Member] Other Total shareholders' equity and liabilities Total shareholders' equity and liabilities Equity and liabilities Escrow Deposits Escrow deposits Escrow amount to be paid Disclosure Of Sensitivity Analysis For Foreign Exchange Rates Disclosure of sensitivity analysis for foreign exchange rates. Summary of Sensitivity Analysis for Foreign Exchange Rates Foreign exchange loss Foreign exchange loss Additions Additions to right-of-use assets Cash and cash equivalent [line items] Cash and cash equivalent. Disposals Disposals, intangible assets other than goodwill Cybersecurity Risk Management Positions or Committees Responsible [Text Block] Types of antidilutive instruments [domain] Revenue from contracts with customers Description of accounting policy for recognition of revenue [text block] Types of risks [axis] Other non-current non-financial assets, Total Other non-financial assets Other non-current non-financial assets Document Information: Document Information [Line Items] Share-based payments Adjustments for share-based payments Share-based compensation expenses Treasury shares [member] Treasury Shares Earn-out consideration, subject to achievement of earnings before interest, taxes, depreciation and amortization milestone Contingent consideration recognised as of acquisition date Global minimum tax. Global Minimum Tax Global minimum tax for multinational enterprises Disclosure of quantitative information about right-of-use assets [abstract] Benefits paid Decrease (increase) in net defined benefit liability (asset) resulting from payments from plan Increase (decrease) in net defined benefit liability (asset) resulting from payments from plan Payment of capitalized transaction cost classified as financing activities. Payment Of Capitalized Transaction Cost Classified As Financing Activities Payment of capitalized transaction cost Cybersecurity Risk Process for Informing Management or Committees Responsible [Text Block] Components of other comprehensive income that will be reclassified to profit or loss, under certain conditions. Components Of Other Comprehensive Income That Will Be Reclassified To Profit Or Loss, Under Certain Conditions [Abstract] Items that will be reclassified to profit (loss) if certain conditions are met: Assets Assets recognised as of acquisition date [abstract] Assets recognised as of acquisition date. Temporary difference, unused tax losses and unused tax credits [domain] Termination benefits Key management personnel compensation, termination benefits Lease payments Payments Of Lease Liabilities Payments of lease liabilities. Other Accruals Other Accruals Other accruals Inventory allowance Allowance For Inventory Allowance for inventory. Earnings per share Description of accounting policy for earnings per share [text block] Change in EUR/USD + 10% Change in EUR or USD plus ten percentage [Member] Change in EUR or USD plus ten percentage. Document Registration Statement Operating expenses Operating expense [abstract] Operating expense. Provision for Employee Benefits Disclosure of employee benefits [text block] Goodwill Goodwill Goodwill at beginning of period Goodwill at end of period Birkenstock USA LP [member] Birkenstock USA LP. Birkenstock USA LP Decrease in allowance for inventory Increase Decrease In Allowance For Inventory Increase (decrease) in allowance for inventory. Additional Expenses Recognized During Period Additional Expenses recognized during period. Expenses recognized during period Types of hedges [domain] Lease liabilities Current lease liabilities Leases Description of accounting policy for leases [text block] Europe, Middle East And Africa [Member] Regions of Europe, Middle East and Africa. EMEA Schedule of Reconciliation of Effective Tax Rate Disclosure Of Reconciliation Of Effective Tax Rate Explanatory The disclosure of reconciliation of effective tax rate. Classes of share capital [domain] Aggregate future payments expected to be made under tax receivable agreement. Aggregate Future Payments Expected To Be Made Under Tax Receivable Agreement Future payments expected to be made under Tax Receivable Agreement Payment to the tax receivable agreement (tra) of certain tax savings. Payment To The Tax Receivable Agreement (Tra) Of Certain Tax Savings Payments to the tax receivable agreement (tra) Business Contact Disclosure of intangible assets with indefinite useful life [table] Share-based Compensation Disclosure of share-based payment arrangements [text block] Provisions Disclosure of provisions [text block] Purchase Price Amount Purchase price amount. Purchase price Terminal growth rate (2023-2027) (%) Percentage Of Terminal Growth Rate Percentage of terminal growth rate. Banking and commitment fees paid Banking And Commitment Fees Paid Banking and commitment fees paid. Disclosure of defined benefit plans [line items] Disclosure of detailed information about intangible assets [line items] Disclosure of detailed information about financial instruments [table] Disclosure of terms and conditions of share-based payment arrangement [abstract] Recognized share-based compensation expense Expense from share-based payment transactions with employees Cumulative translation adjustment Reserve of exchange differences on translation [member] Disclosure of sensitivity analysis for actuarial assumptions [abstract] More Than 90 Days Past Due Later than three months [member] United States UNITED STATES Classes of share capital [axis] Types of share-based payment arrangements [domain] Increase decrease through transaction costs. Increase Decrease Through Transaction Costs Transaction cost, net Trade and other payables Trade and other current payables Total trade and other current payables Disclosure of Exchange Rates [line items] Disclosure of Exchange Rates. German [Member] German. German Property, Plant and Equipment Temporary difference property plant and equipment [member] Temporary difference property plant and equipment. Schedule of Amounts Recognized in Consolidated Statements of Comprehensive Income Disclosure of defined benefit plans [text block] Disclosure of defined benefit plans [table] B2B Goods sold through intermediaries [member] Major customers [domain] Unrealized foreign exchange gain. Unrealized foreign exchange gain Unrealized foreign exchange gain Costs incurred Share issue related cost Disclosure of Significant Accounting Policies Explanatory Disclosure of significant accounting policies explanatory. Accounting Policies Schedule of Principal and Interest Payable Amounts Outstanding Disclosure of debt instruments [text block] Trade and other payables Adjustments For Decrease Increase In Trade And Other Payables Adjustments for decrease increase in trade and other payables. Current work in progress Work in progress Profit (loss), attributable to owners of parent Profit attributable to ordinary shareholders Other financial liabilities Other financial liabilities Fair value measurement Description of accounting policy for fair value measurement [text block] Interest expense - leases Interest expense Interest Interest expense on lease liabilities Income taxes refund personal, classified as operating activities. Income Taxes Refund Personal, Classified As Operating Activities Reimbursment MIP personal income tax paid Percentage of yield volatility Percentage Of Yield Volatility Percentage of yield volatility. Types of interest rates [axis] All Entities Entity [Domain] Transportation expense benefit. Transportation expense benefit Logistic expenses Logistics expenses Long-term employee benefits Key management personnel compensation, other long-term employee benefits Cybersecurity Risk Materially Affected or Reasonably Likely to Materially Affect Registrant [Text Block] Accrued commissions Accrued Commissions Accrued Commissions Cybersecurity Risk Management Expertise of Management Responsible [Text Block] Change in Other Currencies +/- 10% Change in Other Currencies Plus or Minus Ten Percentage [Member] Change in Other Currencies plus or minus ten percentage. Purchased Licenses and Other Intangible Assets Purchased Licenses and Other Intangible Assets [Member] Purchased licenses and other intangible assets. Percentage Of Shares Granted That Vesting With Occurrence Of An Exit Percentage of shares granted that vesting with occurrence of an exit. Percentage of shares granted that vesting with occurrence of an exit Other financial assets Other non-current financial assets Change in EUR/PLN +/- 10% Change in EUR or PLN Plus or Minus Ten Percentage [Member] Change in EUR or PLN plus or minus ten percentage. Share premium Share premium Consecutive period Credit Facility Covenants Threshold Consecutive Period Credit facility covenants threshold consecutive period. Subsequent Events Disclosure of events after reporting period [text block] Contract liabilities Contract liabilities recognised as of acquisition date Contract liabilities Adjustments for increase (decrease) in contract liabilities Other current liabilities Other Current Liabilities Recognised As Of Acquisition Date Other current liabilities recognised as of acquisition date. Disclosure of geographical areas [abstract] Additions on Lease Liabilities Net Additions on lease liabilities net. Additions, net Interest accrued on interest-bearing loan and borrowings. Interest Accrued On Interest-Bearing Loan And Borrowings Interest accrued on interest-bearing loan and borrowings Entity Address, City or Town Net exchange differences Net exchange differences Adjustment for Net Exchange Differences Adjustment for net exchange differences. Later than three years and not later than four years [member] 2029 Interest Portion of Lease Liabilities Interest portion of lease liabilities. Interest of lease liabilities Aggregate future expected payment period to be made under tax receivable agreement. Aggregate Future Expected Payment Period To Be Made Under Tax Receivable Agreement Future expected period of payment to be made under tax receivable agreement Adjustments for decrease (increase) in other current financial assets. Adjustments For Decrease Increase In Other Current Financial Assets Other current financial assets Deferred offering costs Deferred offering costs. Deferred Offering Cost Non-current assets Total non-current assets Security Exchange Name Europe Europe Europe [Member] Birkenstock Product GmbH Birkenstock Product GmbH [member] Birkenstock Product GmbH [member] Disclosure of temporary difference, unused tax losses and unused tax credits [table] Contact Personnel Name Birkenstock Real Estate GmbH Birkenstock Real Estate GmbH [member] Birkenstock Real Estate GmbH. Amortized transaction costs. Amortized Transaction Cost Birkenstock Productions Sachsen GmbH Birkenstock Productions Sachsen GmbH [member] Birkenstock Productions Sachsen GmbH. Disclosure of changes in accounting estimates [abstract] Levels of fair value hierarchy [axis] Other current financial liabilities Adjustments For Decrease Increase In Other Current Financial Liabilities Adjustments for decrease increase in other current financial liabilities. Measurement [domain] Sales channels [axis] Current tax liabilities Current Tax Liabilities Recognised As Of Acquisition Date Current tax liabilities recognised as of acquisition date. Birkenstock Europe GmbH Birkenstock Europe GmbH [member] Birkenstock Europe GmbH. Tax Receivable Agreement. Tax Receivable Agreement [Line Items] Post-employment benefit expense in profit or loss, defined benefit plans [abstract] Summary of provisions. Summary of Provisions [Table Text Block] Summary of Development of Provisions Currency in which information is displayed [axis] Deferred tax liabilities Deferred tax liabilities Statement of changes in equity [abstract] Profit (loss) Net profit Net profit Amortized transaction costs of loans and borrowings. Amortized Transaction Costs Of Loans And Borrowings [Member] Amortized Transaction Costs of Loans and Borrowings Change in fair value used for measuring ineffectiveness for the period Gain (loss) on change in fair value of hedging instrument used as basis for recognising hedge ineffectiveness Statistical Measurement [Domain] Changes in fair value. Changes in Fair Value Changes in fair value Cash Compensation Cash compensation. Cash Compensation Foreign exchange rates [abstract] Cash on hand Increased/ decreased by: Reconciliation of accounting profit multiplied by applicable tax rates [abstract] Document Period End Date Period End Date Estimated useful lives of intangible assets, description Description of intangible assets with indefinite useful life supporting assessment of indefinite useful life Other current assets Other current assets Other current assets Segment Information Disclosure of entity's operating segments [text block] ICFR Auditor Attestation Flag Categories of related parties [axis] Tax receivable agreement liability undiscounted cash flows. Tax Receivable Agreement Liability Undiscounted Cash Flows Tax receivable agreement liability CGUs Total for all cash-generating units [member] Disclosure of non-adjusting events after reporting period [table] Ockenfels Ockenfels Group GmbH and Co. KG [Member] Ockenfels Group GmbH and Co. KG. Ockenfels Group GmbH & Co. KG Effective portion of changes in fair value Cash Flow Reserve Effective Portion Of Changes In Fair Value Cash flow reserve effective portion of changes in fair value. Disclosure of changes in accounting estimates [table] Number of issuance of ordinary shares related to vesting of RSUs. Number of Issuance Of Ordinary Shares Related To Vesting Of RSUs Issuance of ordinary shares related to vesting of RSUs, shares Finished goods Current finished goods Right-of-use assets, ending balance Right-of-use assets, beginning balance Right-of-use assets Right of use Assets Change in permanent items Tax Effect From Change In Permanent Items Tax effect from change in permanent items. Trade And Other Payables And Accrued Liabilities Disclosure Of Trade And Other Payables And Accrued Liabilities Explanatory Disclosure Of Trade And Other Payables And Accrued Liabilities Explanatory Customer Relationships Customer-related intangible assets [member] Income tax expense Income tax expense Income tax benefit Income tax benefit Income tax expense Tax expense (income) Loan capital Capital commitments Total capital commitments Revenue [abstract] Tranches One [Member] Tranches one. Tranches One Birkenstock Korea Ltd [Member] Birkenstock Korea Ltd. Birkenstock Korea Ltd. After-tax discount rate (%) Percentage Of After-Tax Discount Rate Percentage of after-tax discount rate. Negative effect on net profit (loss) Negative Effect On Net Profit Loss Negative effect on net profit loss. Cybersecurity Risk Management, Strategy, and Governance [Line Items] Amortization Amortisation, intangible assets other than goodwill Amortisation, intangible assets other than goodwill Unrecognized deferred tax liabilities Unrecognized deferred tax liabilities. Schedule of Net Deferred Tax Assets and Liabilities Disclosure of temporary difference, unused tax losses and unused tax credits [text block] Other Other current payables Shares repurchased of ordinary shares Shares repurchased of ordinary shares Shares repurchased of ordinary shares Euro Denominated Facility Euro Denominated Facility [Member] Euro denominated facility. Proceeds from government grants, classified as investing activities Receipt of government grant All Currencies [Domain] Other Assets Disclosure of detailed information about Other Assets [text block] Disclosure of detailed information about other assets. Transfers Increase (decrease) through transfers, property, plant and equipment Related Party Transactions Income Related party transactions income. Related party transactions income Syndicate loan Short term syndicate loan Short term syndicate loan. Classes of other provisions [axis] Disclosure of detailed information about borrowings [table] Entity File Number Schedule of Trade and Other Receivables Disclosure Of Detailed Information About Trade And Other Receivables [Table Text Block] Disclosure of detailed information about trade and other receivables. Interest expenses - TRA Interest Expenses Tax Receivable Agreement Interest Expenses Tax Receivable Agreement Interest expenses - TRA Cover [Abstract] Cover Summary of Material Subsidiaries Explanatory Summary of the Material Subsidiaries Summary of Material Subsidiaries Explanatory New Term Loan New term loan. New Term Loan [Member] General Information Disclosure of general information about financial statements [text block] Disclosure of maturity analysis for non-derivative financial liabilities [line items] Other liabilities Other liabilities New Euro Denominated Facility New Euro Denominated Facility [Member] New Euro Denominated Facility Ordinary shares Issued capital, ordinary shares Financial assets at fair value through profit or loss, mandatorily measured at fair value, category [member] FVtPL Non-cash operating items Adjustments for Non-Cash Operating Items Adjustments for non-cash operating items. Percentage of aggregate commitments not to exceed Percentage of Aggregate Commitments Not To Exceed Percentage of aggregate commitments not to exceed Concentrations of risk [domain] Unused provision reversed, other provisions Unused provision reversed, other provisions Reversals Disclosure of quantitative information about right-of-use assets [line items] Disclosure Of Detailed Information About Equity. Disclosure Of Detailed Information About Equity [line items] Defined benefit plans Description of accounting policy for employee benefits [text block] Inventories expenses recognised as during period Cost of inventories recognised as expense during period Foreign Exchange Risk Currency risk [member] Debt instrument covenant net leverage ratio. Debt Instrument Covenant Net Leverage Ratio Net leverage ratio Disclosure of net defined benefit liability (asset) [table] Schedule of Useful Live of Intangible Assets Disclosure Of Detailed Information About Estimated Useful Lives of Intangible Assets Explanatory [Text Block] Disclosure of detailed information about estimated useful lives of intangible assets explanatory. Other comprehensive income (loss) Other comprehensive income [abstract] Other Miscellaneous other provisions [member] Fixed charge coverage ratio Fixed Charge Coverage Ratio Fixed charge coverage ratio. Current service cost Current service cost, defined benefit plans Related Party Disclosures Disclosure of related party [text block] Current liabilities Current liabilities [abstract] Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Current raw materials Raw materials Current provisions for employee benefits Provisions Characteristics of defined benefit plans [axis] Categories of financial liabilities [axis] Hedging Reserve Hedging reserve. Current tax assets Current tax assets, current Trade and other payables [abstract] Proceeds from sales of intangible assets, classified as investing activities Proceeds from sale of intangible assets Other Non-current Financial Liabilities Temporary difference other non current financial liabilities [member] Temporary difference other non current financial liabilities. Counterparties [domain] German Govermental Plan Defined Contribution Plan [Member] Defined contribution plan. Earnings Per Share Disclosure of earnings per share [text block] Tax Receivable Agreement. Tax Receivable Agreement [Table] Total other current non-financial assets Other current assets Other current non-financial assets Change In Bank Overdraft Change in bank overdraft. Change in bank overdraft Derivative financial instruments Non-current derivative financial assets Net amount at September 30 Deferred tax liability (asset) Net deferred tax liability (asset) Net amount at October 1 Number of ordinary shares Number of units or Shares outstanding Number of units or Shares outstanding Number of shares outstanding Tax rate differences Tax effect of tax rate differences Tax effect of tax rate differences. Tax rate differences Inventories Adjustments for decrease (increase) in inventories Sales channels [domain] Term Loan interest payable Term Loan Interest Payable [Member] Term loan interest payable. Transfers out of level 1 into level 2 of fair value hierarchy, liabilities held at end of reporting period Disclosure of terms and conditions of share-based payment arrangement [line items] GOODWILL Disclosure of goodwill [text block] Other current financial liabilities Other financial liabilities Other current financial liabilities Impact of foreign currency translation Increase (decrease) through net exchange differences, property, plant and equipment Present value of obligations Defined benefit obligation, at present value Defined benefit obligation, at present value Disclosure of reconciliation of changes in goodwill [table] Later than one year and not later than two years [member] 2027 Disclosure of provision matrix [line items] Realized and unrealized FX gains / losses Foreign exchange gain (loss) Foreign exchange gain (loss) Net foreign exchange gain (loss) Foreign exchange loss Weakening of Euro against major currency Percentage of Currency Weakening Against Major Currency Percentage of currency weakening against major currency. Disclosure of fair value measurement of liabilities [table] Cybersecurity Risk Management Processes Integrated [Flag] Increase (decrease) in cash and cash equivalents before effect of exchange rate changes Net increase (decrease) in cash and cash equivalents before effect of exchange rate changes Net increase (decrease) in cash and cash equivalents Risk free interest rate (%) (weighted average of the assumed exit event date scenarios) Risk free interest rate, share options granted Document Transition Report Currency Derivative Currency derivative. Currency derivative Maturity extension term Borrowings Maturity Extension Term Borrowings maturity extension term. S&CC Portugal Unipessoal, Lda. S and CC Portugal Unipessoal, Lda. [Member] S and CC Portugal Unipessoal, Lda. Financial instruments Description of accounting policy for financial instruments [text block] Profit or loss [abstract] Statement of financial position [abstract] Revenue from Contracts with Customers Disclosure of revenue from contracts with customers [text block] Gross profit Earnings before interest, taxes, depreciation and amortization Gross profit Gross profit Date of acquisition Deferred income taxes Deferred tax expense (income) Deferred income taxes Deferred tax income Dc plan us. DC Plan US [Member] DC plans US Initial public price Initial Public Offering Price Per Share Initial public offering price per share Initial public offering price Disclosure of detailed information about business combination [text block] Summary of Fair Value of Assets Acquired and Liabilities Assumed Disclosure Of Inventories [Abstract] Disclosure of inventories Current assets Current assets [abstract] Other comprehensive income Other comprehensive income (loss) Other comprehensive loss, net of tax Schedule of Key Assumptions Used in Impairment Test Disclosure Of Detailed Information About Key Assumptions By Cash Generating Unit For Impairment Test Explanatory Disclosure of detailed information about key assumptions by cash-generating unit for impairment test explanatory. Shares Repurchased in Connection With Secondary Offering Shares repurchased in connection with secondary offering. Shares repurchased in connection with Secondary offering, Shares ASPA Asia South Pacific and Australia [Member] Asia, the South Pacific, and Australia. Disclosure of reconciliation of changes in goodwill [abstract] Classes of assets [domain] Weighted average fair value of the awards granted Weighted average exercise price of share options granted in share-based payment arrangement Other Intangible Assets Other intangible assets [member] Components of equity [axis] Types of antidilutive instruments [axis] Capital reorganization. Capital Reorganization [Member] Capital Reorganization Debt issuance costs Issue costs not recognised as expense for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination Loss on disposal of property, plant and equipment Adjustments for gain (loss) on disposals, property, plant and equipment Basic Basic earnings (loss) per share Total basic earnings (loss) per share Senior Note embedded derivative Senior Notes Embedded Derivative Amount Senior notes embedded derivative amount. Cybersecurity Risk Management Processes Integrated [Text Block] Fair Value At fair value [member] Agreement cancelled date. Agreement Cancelled Date Agreement cancelled date Business combinations [domain] Average exchange rates Exchange rates (to Euros) Average foreign exchange rate Change in EUR/GBP + 10% Change In Eur Or Gbp Plus Ten Percentage [Member] Change in EUR or GBP plus percentage. Disclosure of detailed information about hedging instruments [table] General Information [Abstract] General information. Construction in Progress and Prepayments Construction in Progress and Prepayments [Member] Construction in progress and prepayments. Selling and distribution expenses Description Of Accounting Policy For Selling and Distribution Expenses Explanatory Description of accounting policy for selling and distribution expenses explanatory. Purchase of intangible assets, classified as investing activities Purchases of intangible assets Change in EUR/USD +/- 10% Change in EUR or USD Plus or Minus Ten Percentage [Member] Change in EUR or USD plus or minus ten percentage. Attribution of expenses by nature to their function [axis] Property, plant, and equipment Description of accounting policy for property, plant and equipment [text block] Disclosure of other provisions [abstract] Trade receivables Current trade receivables Provisions Other than Provisions for Employee Benefits [Abstract] Provisions other than provisions for employee benefits. Provisions Business combinations [axis] Maturity [domain] TRA liability. TRA Liability TRA liability Inventories Current inventories Inventories Schedule of Exchange Rates (to Euros) Disclosure of effect of changes in foreign exchange rates [text block] Underwriting commission fees Underwriting Commission Fees1 Underwriting commission fees Document Fiscal Year Focus Government [member] Government Grant ASPA Asia Pacific [Member] APAC Finance income (cost), net Finance income (cost), net. Finance cost, net Income Tax [Table] Income tax. Indefinite-lived intangibles Intangible assets with indefinite useful life Ordinary Shares Ordinary shares [member] Syndicate loan Syndicate loan Syndicate loan. Disclosure of Exchange Rates [table] Disclosure of Exchange Rates. Maturity [axis] Change of FX-rate during the period Increase (decrease) in foreign exchange rate Increase (decrease) in foreign exchange rate. Weighted number of outstanding shares Weighted average number of ordinary shares used in calculating basic earnings per share Unrealized FX loss Unrealized Foreign Exchange Gain Loss Unrealized foreign exchange gain (loss). Unrealized FX gain (loss) Geographical areas [domain] Secondary offering related costs. Secondary Offering Related Costs Secondary offering related costs Shares re-purchased in consideration of Tax Receivable Agreement. Shares re-purchased in consideration of tax receivable agreement Shares Re-purchased In Consideration Of Tax Receivable Agreement Shares repurchased in consideration of TRA Personnel Obligations Personnel Obligations [Member] Personnel obligations. Right of use assets accumulated depreciation, beginning balance Right of use assets accumulated depreciation, ending balance Right of Use Assets Accumulated Depreciation Right of use assets accumulated depreciation. Schedule of right-of-use assets and lease liabilities Schedule Of Right-of-use Assets And Lease Liabilities Schedule of right-of-use assets and lease liabilities. Disclosure of detailed information about hedged items [abstract] Loans and borrowings Borrowings recognised as of acquisition date Summary of Operating Expenses Disclosure of expenses by nature [text block] Currently stated [member] Accrued Liabilities Adjustments For Decrease Increase In Accrued Liabilities Adjustments for decrease increase in accrued liabilities. Change in EUR +/- 10% Change in EUR Plus or Minus Ten Percentage [Member] Change in EUR plus or minus ten percentage. Schedule of Unrecognised Deferred Taxes Disclosure Of Unrecognised Deferred Taxes Explanatory The disclosure of unrecognised deferred taxes. Level 3 of fair value hierarchy [member] Level 3 Change in FV of senior notes derivative asset Gains (losses) on change in fair value of derivatives Net gains (losses) on change in fair value of derivatives Other non-financial assets Disclosure of temporary difference, unused tax losses and unused tax credits [line items] Non-current liabilities Non-current liabilities [abstract] Other Interest income on other financial assets Disclosure of Related Party Explanatory [Abstract] Disclosure of related party explanatory. Description of accounting policy for change in accounting policy [text block] Description of accounting policy for change in accounting policy. Change in accounting policy Subsidiaries [axis] Gains (losses) on ineffectiveness of cash flow hedges recognised in profit or loss due to early discontinuation of the hedging relationship Gains Losses On Ineffectiveness Of Cash Flow Hedges Recognised In Profit Or Loss Due to Early Discontinuation of the Hedging Relationship Due to early discontinuation of the hedging relationship Thereof due to early discontinuation of the hedging relationship Gross Carrying Amount Cost Gross carrying amount [member] Payment Of Transaction Costs Related To Refinancing. Payment Of Transaction Costs Related To Refinancing Payment of transaction costs related to refinancing Total proceeds from IPO Proceeds from issuing shares IPO Proceeds, net of transaction costs Summary of Selling and Distribution Expenses Disclosure Of Selling And Distribution Expenses Explanatory Disclosure of selling and distribution expenses explanatory. Consideration Transferred Consideration Transferred Consideration transferred, acquisition-date fair value Tax liabilities Current tax liabilities, current Current tax liabilities Deferred income [abstract] Deferred income. Taxes charged to income statement Deferred tax expense (income) recognised in profit or loss Trade Receivables Temporary difference trade receivables [member] Temporary difference trade receivables. Revenue Revenue for the successor if the combination had taken place as of October 1, 2020 Revenue of combined entity as if combination occurred at beginning of period Other Other adjustments for non-cash items Birkenstock Financing S.a r.l Birkenstock Financing S.a r.l [member] Birkenstock Financing S.a r.l. Categories of financial assets [axis] Provisions Description of accounting policy for provisions [text block] Items that are reclassified to profit (loss): Components of other comprehensive income that will be reclassified to profit or loss, net of tax [abstract] Proceeds from sales of property, plant and equipment, classified as investing activities Proceeds from sale of property, plant and equipment Disclosure of detailed information about hedging instruments [abstract] Disclosure of subsidiaries [table] Birkenstock Trading (Shanghai) Co. Ltd Birkenstock Trading (Shanghai) Co. Ltd [member] Birkenstock Trading (Shanghai) Co. Ltd. Counterparties [axis] MEAI Middle East, Africa, and India [Member] Middle East, Africa, and India. Rollover equity Equity interests of acquirer Disclosure of operating segments [table] Depreciation expense Total depreciation Liabilities Liabilities [abstract] Schedule of Useful Live of Property Plant and Equipements Disclosure Of Detailed Information About Estimated Useful Lives of Property Plant and Equipment Explanatory [Text Block] Disclosure of detailed information about estimated useful lives of property plant and equipment explanatory. Summary of Inventories Disclosure Of Detailed Information About Inventories Explanatory [Text Block] Disclosure of detailed information about inventories explanatory Cash flows from financing activities Cash flows from (used in) financing activities [abstract] Intangible Assets Disclosure of intangible assets [text block] Income taxes Description of accounting policy for income tax [text block] Range [domain] Statement of changes in equity [line items] Number of permanent jobs. Number of permanent jobs Number of Permanent Jobs Ending balance Beginning balance Property, plant and equipment Total property, plant and equipment Title of 12(b) Security Original Term Loan Original term loan. Original Term Loan [Member] Changes from financing cash flows Changes in liabilities arising from financing activities [abstract] Number of shares granted Number of share options granted in share-based payment arrangement Senior Notes interest payable Senior Notes Interest Payable [Member] Senior notes interest payable. Corporate / Other All other segments [member] Accrued Audit and Closing Fees Accrued Audit and Closing Fees Accruals for audit and closing fees Birkenstock Nordic ApS Birkenstock Nordic ApS [member] Birkenstock Nordic ApS. Minimum Taxation Tax effect from minimum taxation. Tax Effect From Minimum Taxation Classes of other provisions [domain] Commitment fee percentage Commitment Fee Percentage Commitment fee percentage. Disclosure of disaggregation of revenue from contracts with customers [line items] AB-Beteiligungs GmbH AB-Beteiligungs GmbH [Member] AB-Beteiligungs GmbH. USD Denominated Facility USD Denominated Facility [Member] USD denominated facility. Loans and Borrowings Disclosure of borrowings [text block] Current Provisions Temporary difference current provisions [member] Temporary difference current provisions. Document Information [Table] Document Information Avg. CapEx investments Goodwill And Impairment Average Cap Ex Investments Amount Goodwill and impairment average capex investments amount. Legal Entity: Legal Entity [Axis] Average EBITDA margin (2023-2027) (%) Percentage Of Average EBITDA Margin Percentage of average EBITDA margin. Disclosure of other provisions [line items] Non-Employee director cash compensation per year. Non-Employee Director Cash Compensation Per Year Non-employee director cash compensation per year Change in EUR/JPY +/- 10% Change in EUR or JPY Plus or Minus Ten Percentage [Member] Change in EUR or JPY plus or minus ten percentage. Disclosure of detailed information about property, plant and equipment [abstract] Later than two years and not later than three years [member] 2028 Expected Income Tax Expense (Benefit) Expected income tax expense (benefit). Expected income tax expense (benefit) at a 25% statutory UK tax rate (prior period: 25% / 22.8% statutory UK and Luxemburg tax rate) Expected income tax expense at a 25% statutory UK tax rate Accrued liabilities Accrued Liabilities Recognised As of Acquisition Date Accrued liabilities recognised as of acquisition date. Impairment loss recognised in profit or loss, intangible assets other than goodwill Impairment loss recognised in profit or loss, intangible assets other than goodwill Impairment Prepayments Other current non-financial assets Prepayments Other current non-financial assets prepayments. Employers contribution to pension plan amount Post-employment benefit expense, defined contribution plans Other Other adjustments to reconcile profit (loss) Disclosure of detailed information about financial instruments [abstract] Reconciliation of Financial Liabilities Disclosure of reconciliation of liabilities arising from financing activities [text block] Avg. Revenue growth rate Goodwill And Impairment Average Revenue Growth Rate Goodwill and impairment average revenue growth rate. Trading Symbol Plaintiff claim amount Plaintiff Claim Amount Plaintiff Claim Amount Impact of foreign currency translation Impact Of Foreign Currency Translation Impact of foreign currency translation. Acquisition related costs Acquisition-related costs for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination Segment consolidation items [axis] Interest received, classified as investing activities Interest received, net of taxes withheld Buildings Buildings and Improvements Buildings [member] Gain loss on ineffectiveness of cash flow hedges recognized in profit or loss. Gain Loss On Ineffectiveness Of Cash Flow Hedges Recognized in Profit Or Loss Thereof due to realization of the hedged item Due to realization of the hedged item Total contractual obligations Contractual obligations Contractual obligations Other receivables Other current receivables Minimum required period for exit event to occur after the grant Minimum Required Period For Exit Event To Occur After The Grant Minimum required period for exit event to occur after the grant. Disclosure of fair value measurement [abstract] Disclosure of fair value measurement. Government grant pledged during the year. Government Grant Pledged During The Year Pledged during the year Disclosure of classes of share capital [table] Agreement Termination Date Agreement Termination Date Agreement Termination Date Stated maturity of cap Stated Maturity of Cap Stated maturity of cap. Rest of world Rest of World [Member] Rest of world. BV KG Birkenstock Group B.V. & CO. KG Birkenstock Group B.V. & C O. K G [Member] Birkenstock Group B.V. & C O. K G. Inventories Temporary difference inventories [member] Temporary difference inventories. Number of operating segments of cash generating unit Number of Operating segments of cash generating unit Number of operating segments of cash generating unit. Cap rate per annum Borrowings, adjustment to interest rate basis Net position of fair value changes of the cash flow hedge Other comprehensive income, net of tax, cash flow hedges Other comprehensive income, net of tax, cash flow hedges Accumulated Amortization Accumulated Depreciation Accumulated depreciation and amortisation [member] Total Non-Current provisions Other non-current provisions thereof non-current Disclosure of Government Grant. Disclosure of Government Grant [Table] Short term lease payment Expense relating to short-term leases for which recognition exemption has been used Short-term employee benefits Key management personnel compensation, short-term employee benefits Address Type [Domain] Restricted share units [member] Document Annual Report Current (Not Past Due) Current Not Past Due [Member] Current (not past due). Trade payables Shareholders' equity Equity [abstract] Past due status [axis] Borrowings by name [axis] Percentage Of Shares Granted to Vest After Each Year Of Service Percentage of shares granted to vest after each year of service. Percentage of shares granted to vest after each year of service Cash and cash equivalents Cash and cash equivalents recognised as of acquisition date Classes of intangible assets other than goodwill [axis] Disclosure of detailed information about business combination [line items] Customer [Axis] Subsidiaries [Member] Subsidiaries Number of issuance of share capital, net of transaction costs Number of Issuance of share capital, net of Transaction costs Issuance of share capital, net (of transaction costs), shares Strengthening of Euro against major currency Percentage of Currency Strengthening Against Major Currency Percentage of currency strengthening against major currency. Birkenstock Limited Partner Birkenstock Limited Partner [Member] Birkenstock limited partner. Disclosure of detailed information about intangible assets [table] Document Accounting Standard Voluntary prepayment of debt. Voluntary Prepayment of Debt Voluntary prepayment Classes of financial instruments [domain] Net book value Assets Assets at beginning of period Assets at end of period Total assets Fair value of earnout contingent consideration Acquisition date fair value of earnout contingent consideration Acquisition date fair value of earnout contingent consideration. Granted shares vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Granted Vesting Period Share-based compensation arrangement by share-based payment award, award granted vesting period. Entity Addresses, Address Type [Axis] Cash and cash equivalents [abstract] Amortization of transaction costs. Amortization of Transaction Costs Amortization of transaction costs Amortization of transaction costs Statistical Measurement [Axis] Sensitivity Analysis for Foreign Exchange Risk Disclosure of Sensitivity analysis for foreign exchange risk Explanatory Disclosure of Sensitivity analysis for foreign exchange risk. Non-deductible share-based compensation Tax Effect Of Non Deductible Share Based Compensation Tax effect of non deductible share-based compensation. Birkenstock Injections GmbH Birkenstock Injections GmbH [member] Birkenstock Injections GmbH. Profit transfer Profit transfer Profit transfer Profit transfer. Disclosure of other provisions [table] Intangible assets (other than goodwill) Identifiable intangible assets recognised as of acquisition date Intangible assets Related Party Transactions Disclosure of transactions between related parties [text block] Government Grant. Government Grant [Line Item] Trade and other receivables, current Trade and other receivables Trade and other current receivables Finance cost, net Adjustments for finance costs Deferred offering costs capitalized Deferred offering costs capitalized. Components of equity [domain] Types of share-based payment arrangements [axis] Percentage Of Increase/Decrease In Yield Volatility Percentage of increase/decrease in yield volatility. Percentge of increase decrease in yield volatility Other Currencies Other Currency [Member] Allowance Accounts For Credit Loss Of Financial Assets Allowance Accounts For Credit Loss Of Financial Assets Less: expected credit loss Allowance for expected credit losses Financial Risk Management Objectives and Policies Disclosure of financial instruments [text block] Operating Expenses Disclosure of expenses [text block] General Administrative Expenses General And Administrative Expenses [Member] General And Administrative Expenses. General and Administrative Expenses Percentage of credit spread Percentage of credit spread. Percentage of credit spread Par value per share Nominal value Par value per share Other Other income (expense), net Other operating income (expense) Cash and Cash Equivalents Disclosure of cash and cash equivalents [text block] Contact Personnel Email Address Cash consideration Cash Cash transferred Cybersecurity Risk Management Processes for Assessing, Identifying, and Managing Threats [Text Block] Disclosure of quantitative information about right-of-use assets [table] Expected time period (years) (weighted average of the assumed exit event date scenarios) Weighted Average Of The Assumed Exit Event Date Scenarios, Expected Time Period Weighted average of the assumed exit event date scenarios, expected time period. Weighted number of outstanding shares (diluted and undiluted) Weighted average number of ordinary shares used in calculating diluted earnings per share Expected Credit Loss Rates Expected credit loss rates. Expected Credit Loss Rate Schedule of Sensitivity Analysis for Assumptions Disclosure of sensitivity analysis for actuarial assumptions [text block] Non-current assets Non-current assets [abstract] Net amount at September 30 Deferred Tax Net Asset Deferred tax net asset. Net amount at October 1 Past due status [domain] Schedule of Non-current Assets By Geographical Location Schedule of Non-current Assets By Geographical Location Disclosure of non-current assets by geographical location explanatory Disclosure of non-current assets by geographical location explanatory. Other Current Assets Temporary difference other current assets [member] Temporary difference other current assets. Related Parties Other Related Party Transactions Other related parties [member] Diluted Diluted earnings (loss) per share Total diluted earnings (loss) per share Disclosure of reconciliation of liabilities arising from financing activities [table] Adjusted EBITDA Adjusted E B I T D A Adjusted EBITDA. Expense pursuant to consulting service arrangements Consulting fees and cost reimbursements Consulting fees and cost reimbursements Services received, related party transactions Increase decrease through effect of changes in amortization of capitalized transaction cost liabilities arising from financing activities. Increase Decrease Through Effect Of Changes In Amortization Of Capitalized Transaction Cost Liabilities Arising From Financing Activities Amortization of capitalized transaction cost Disclosure of detailed information about borrowings [line items] Entity Registrant Name Registrant Name Disclosure of defined benefit plans [abstract] Non-current government grants thereof non-current Entity Voluntary Filers Non-current liabilities Non-current liabilities Loans and borrowings Non-current portion of non-current borrowings Statement of changes in equity [table] Birkenstock Global Sales GmbH Birkenstock Global Sales GmbH [member] Birkenstock Global Sales GmbH. Cybersecurity Risk Management Positions or Committees Responsible [Flag] Disclosure of financial assets [line items] Usd denominated original term loan. Usd Denominated Original Term Loan [Member] Original USD Term Loan General administration expenses Description Of Accounting Policy For General Administration Expenses Explanatory Description of accounting policy for general administration expenses explanatory. Deferred tax assets, gross Gross deferred tax assets Gross deferred tax assets. Shares re-purchased in consideration of Tax Receivable Agreement Treasury shares Treasury shares Interest on pension liability Interest expense, defined benefit plans Name of subsidiary Name of subsidiary Amortized transaction cost of revolving credit facilities member. Amortized Transaction Cost of Revolving Credit Facilities Member Amortized Transaction Costs of RCF Original term loan interest payable. Original Term Loan Interest Payable [Member] Original Term Loan interest payable Entity Common Stock, Shares Outstanding Disclosure of fair value measurement of liabilities [text block] Schedule of Fair Value and Fair Value Hierarchy of Loans and Borrowings and Tax Receivable Liability Carried at Amortized Cost Number of reportable segments Number Of Reportable Segments 1 Number of reportable segments 1. Other current and non-current assets Other Current and Noncurrent Assets Recognised As of Acquisition Date Other current and noncurrent assets recognised as of acquisition date. Share Premium Share premium [member] Term and revolving facilities agreement. Term and Revolving Facilities Agreement [Member] Term and Revolving Facilities Agreement Total shareholders' equity Total shareholders' equity Equity Equity at beginning of period Equity at end of period Senior Notes Senior Debt Notes [Member] Senior Debt Notes. Redemption payment Borrowings Redemption Payment Borrowings redemption payment. EBITDA EBITDA Earnings Before Interest, Taxes, Depreciation, and Amortization Earnings before interest, taxes, depreciation, and amortization. Accruals For Audit Fees Accruals for audit fees. Accruals for audit fees Debt offering Net debt Disclosure of employee benefits [Abstract] Disclosure of employee benefits. Net profit Net profit for the successor if the combination had taken place as of October 1, 2020 Profit (loss) of combined entity as if combination occurred at beginning of period Vendor Loan interest payable Vendor Loan Interest Payable [Member] Vendor loan interest payable. Schedule of Employee Benefits Obligations Disclosure of Employee Benefits Obligations Explanatory Disclosure of employee benefits obligations explanatory. Classes of property, plant and equipment [domain] Tax rate changes Tax effect from change in tax rate Bank balances Balances with banks Schedule of Changes in Present Value of Defined Benefit Obligations Disclosure of net defined benefit liability (asset) [text block] Disclosure of detailed information about foreign exchange rates explanatory. Schedule of Foreign Exchange Rates Disclosure of detailed information about foreign exchange rates explanatory [table text block] Senior Notes Embedded Derivative Senior notes embedded derivative. Senior Note - embedded derivative Provisions for employee benefits Provision for Employee Benefits Recognised As of Acquisition Date Provision for employee benefits recognised as of acquisition date. Disclosure of government grants [text block] Government Grant First Tranche Share Based Compensation Award Type Tranche One [Member] Share based compensation award type tranche one. Percentage of beneficial ownership granted Percentage of Beneficial Ownership Granted Percentage of beneficial ownership granted. Tax liabilities Tax Liabilities Recognised As of Acquisition Date Tax liabilities recognised as of acquisition date. Proceeds from loans and borrowings Proceeds from borrowings, classified as financing activities Right-of-use Assets Temporary difference right of use assets [member] Temporary difference right of use assets. Change in parent tax rate Tax rate effect from change in tax rate General administration expenses General and administrative expense General and administrative expenses Percentage of equity interests Percentage of voting interests and assets acquired Percentage of voting interests acquired Non-deductible expenses for tax purposes Tax effect of expense not deductible in determining taxable profit (tax loss) Non-deductible expenses for tax purposes Fair value of plan assets Plan assets, at fair value Total plan assets, at fair value Disclosure of changes in accounting estimates [line items] Retained earnings Retained earnings Cumulative earnings Analysis of income and expense [abstract] Deferred tax liabilities Deferred tax liabilities recognised as of acquisition date Trade receivables Trade receivables Disclosure of attribution of expenses by nature to their function [line items] Shareholders' equity and liabilities Equity and liabilities [abstract] Loss Allowance Accumulated impairment [member] Notes and other explanatory information [abstract] New Term Loan Current New Term Loan Current [Member] New term loan current. Disclosure of detailed information about hedged items [line items] Disclosure of detailed information about property, plant and equipment [table] Conversion to no par value ordinary shares Conversion to no par value ordinary shares Conversion to no par value ordinary shares City Area Code Birkenstock Canada Ltd. Birkenstock Canada Ltd [Member] Birkenstock Canada Ltd [Member] Disclosure of reconciliation of changes in goodwill [line items] EURIBOR [Member] EURIBOR. Provisions for employee benefits Non-current provisions for employee benefits Provisions Current liabilities Loans and borrowings Current borrowings General administrative expenses General administration expenses. General Administration Expenses [Member] General and Administrative Expenses Other Reserve Other Reserve [Member] Other Reserve Initial Public Offering Initial public offering. Initial Public Offering [Member] Auditor Name Brands and Trademarks Brands and trademarks [member] Brands and trademarks. Loan capital term period Loan Capital Term Period Loan capital term period. Sales and marketing expense Marketing and selling expenses Marketing and selling expenses Selling and marketing expenses Disclosure of information for cash-generating units [text block] Summary of Goodwill Balance Allocation into Current and Previous Groups of CGUs Cash-generating units [axis] Purchase of property, plant and equipment, classified as investing activities Purchases of property, plant and equipment Credit line never drawn period Borrowing Credit Line Never Drawn Period Borrowing credit line never drawn period. Tranches [Domain] Tranches. Number of geographical hubs Number of Geographical Hubs Number of geographical hubs. Repayments of borrowings, classified as financing activities Repayment of loans and borrowings Non-current liabilities Total non-current liabilities Birkenstock IP GmbH Birkenstock IP GmbH [member] Birkenstock IP GmbH. Statement of cash flows [abstract] Birkenstock Limited Partner S A R L Birkenstock Limited Partner S.a.r.l [member] Birkenstock Limited Partner S.a.r.l [member] Schedule of Fair Values and Fair Value Hierarchy of Financial Instruments Carried at Fair Value on Recurring Basis Disclosure of derivative financial instruments [text block] Ordinary Shares Ordinary Share Transactions [Member] Ordinary share transactions. Restricted cash Restricted cash and cash equivalents Increase/decrease in fair value increase/decrease in fair value. Increase/decrease in fair value Jersey Jersey [Member] Jersey. Inventories Disclosure of inventories [text block] Disclosure of foreign exchange gain (loss) explanatory. Disclosure of foreign exchange gain (loss) explanatory [text block] Foreign Exchange Gain (Loss) Vendor Loan Agreement Vendor Loan Agreement [Member] Vendor loan agreement. Accounts Receivables Accounts Receivables [Member] Accounts Receivables Share-based compensation Deferred compensation plan contribution amount Key management personnel compensation, share-based payment Interest rate Borrowings, interest rate Classes of assets [axis] Birkenstock Australia Pty Ltd [Member] Birkenstock australia pty ltd. Birkenstock Australia Pty. Ltd. Disclosure of net defined benefit liability (asset) [line items] Birkenstock US BidCo, Inc. Birkenstock US BidCo, Inc [member] Birkenstock US BidCo, Inc. thereof deferred tax assets thereof deferred tax assets Deferred tax assets on balance sheet Net deferred tax assets Deferred tax assets on balance sheet Non-adjusting events after reporting period [domain] Other Capital Reserve Other equity interest [member] Income Tax [Line items] Income tax. Partners Type Of Partner Capital Account [Axis] Partners Type Of Partner Capital Account. Cash flows from operating activities Cash flows from (used in) operating activities [abstract] Disclosure of detailed information about hedged items [table] Expected volatility (%) Expected volatility, share options granted Entity Address, Country Inventories Description of accounting policy for measuring inventories [text block] Summary of Cash and Cash Equivalents Disclosure of cash and bank balances at central banks [text block] Level 2 Level 2 of fair value hierarchy [member] Schedule of Calculation of Earnings Per Share Earnings per share [text block] Summary of Intangible Assets Disclosure of detailed information about intangible assets [text block] Goodwill is deductible for tax purposes Goodwill expected to be deductible for tax purposes Less: amortization under the effective interest method Amortization of borrowings Amortization of borrowings. Disclosure of disaggregation of revenue from contracts with customers [abstract] Auditor Location Shares Repurchased in Connection With Secondary Offering Shares Shares repurchased in connection with secondary offering shares Shares repurchased in connection with Secondary offering, Shares Birkenstock India Private Ltd. Birkenstock India Private Ltd [member] Birkenstock India Private Ltd. Shares Repurchased Amount Of Ordinary Shares Shares repurchased amount of ordinary shares. Shares repurchased amount of ordinary shares Vehicles [member] Vehicles Disclosure of detailed information about hedges [table] Credit Facility, Outstanding Balance Credit facility, outstanding balance. Credit facility balance Offsetting deferred tax liabilities Offsetting deferred tax liabilities Offsetting deferred tax liabilities. Other non-current assets Other assets Other non-current assets Subclassifications of assets, liabilities and equities [abstract] Incremental expense Incremental Expense Incremental expense Deferred tax assets (unallocated) Deferred tax assets Deferred tax assets Disclosure of subsidiaries [line items] Repurchase of Ordinary Shares Repurchase of ordinary shares. Repurchase of ordinary shares Disclosure of fair value measurement of liabilities [line items] Categories of financial liabilities [domain] Disclosure of transactions between related parties [table] Entity Interactive Data Current Lease liabilities Lease Liabilities Recognised As of Acquisition Date Lease liabilities recognised as of acquisition date. Measurement [axis] Shares re-purchased in consideration of Tax Receivable Agreement, shares. Shares re-purchased in consideration of tax receivable agreement, Shares Shares Re-purchased In Consideration Of Tax Receivable Agreement, Shares Shares repurchased in consideration of TRA, shares Impact of foreign currency translation Increase (decrease) through net exchange differences, intangible assets other than goodwill Change in EUR/CAD - 10% Change In Eur Or Cad Minus Ten Percentage [Member] Change in EUR or CAD minus ten percentage. Business Combinations Disclosure of business combinations [text block] Depreciation and amortisation expense Depreciation and amortization Depreciation and amortisation expense Total depreciation and amortisation expense Depreciation and amortization Partnership Units Partnership Units [Member] Partnership Units. Amounts recognized in comprehensive income Post-employment benefit expense in profit or loss, defined benefit plans Summary of Lease Expenses Recognized in Comprehensive Income Disclosure of quantitative information about right-of-use assets [text block] Euro denominated original term loan. Euro Denominated Original Term Loan [Member] EUR Original Term Loan Original EUR Term Loan Disposals Disposals, property, plant and equipment Disposals, property, plant and equipment Presentation of leases for lessee [abstract] Capitalized transaction costs net of embedded derivative. Capitalized Transaction Costs Net of Embedded Derivative [Member] Capitalized Transaction Costs Net of Embedded Derivative Government grants Description of accounting policy for government grants [text block] Birkenstock Cosmetics GmbH Birkenstock Cosmetics GmbH [member] Birkenstock Cosmetics GmbH. Later than four years and not later than five years [member] 2030 Percentage of shares granted to each tranche Percentage Of Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Percentage of share-based compensation arrangement by share-based payment award, options, grants in period, gross. Factory and Office Equipment Factory and Office Equipment [Member] Factory and office equipment. Line cap at time Percentage Of Credit Facility Line Cap At Time Percentage of credit facility line cap at time. Local Phone Number Other current liabilities, Total Other Current Liabilities Other current liabilities General administration expenses Acquisition-related costs recognised as expense for transaction recognised separately from acquisition of assets and assumption of liabilities in business combination Acquisition-related transaction costs Tranches Two [Member] Tranches two. Tranches Two Intangible assets Description of accounting policy for intangible assets other than goodwill [text block] Disclosure of attribution of expenses by nature to their function [table] Auditor Opinion [Text Block] Other receivables Other non-current receivables APMA Asia-Pacific, Middle East and Africa [Member] Asia-pacific, middle east and africa. Other current provision Adjustments For Decrease Increase In Other Current Provision Adjustments for decrease increase in other current provision. Less: identifiable net assets Total identifiable net assets Less: identifiable net assets Total identifiable net assets Identifiable assets acquired (liabilities assumed) Net identifiable assets acquired (liabilities assumed) Personnel costs Employee benefits expense Total personnel costs Total personnel costs Total other current financial assets Other Current Financial Assets Net Other surrent financial assets net. Other receivable financial assets Other receivable financial assets. Adjustments to reconcile profit (loss) [abstract] Adjustments to reconcile net profit to net cash flows from operating activities: Disclosure of sensitivity analysis for actuarial assumptions [table] Government grant released to statement of comprehensive income. Government Grant Released To Statement Of Comprehensive Income Released to the statement of comprehensive income Loans received Loan of credit facility Dividend yield (%) Percentage Of Dividend Yield Percentage of dividend yield. Current assets Total current assets Credit line never drawn period Borrowings Credit Line Never Drawn Period Borrowings credit line never drawn period. Senior Leadership Team Key management personnel of entity or parent [member] Key Management Personnel Levels of fair value hierarchy [domain] Basis of Presentation [Abstract] Basis of Presentation. Non-income tax liabilities Current Non Income Tax Liabilities Current non-income tax liabilities. Lease liability Related Party, Lease Liabilities Related party, lease liabilities. New term loan interest payable. New Term Loan Interest Payable [Member] New Term Loan interest payable Entity Emerging Growth Company