Trade and Other Receivables - Schedule of Trade and Other Receivables (Details) - EUR (€) € in Thousands	Sep. 30, 2024	Sep. 30, 2023
Trade and other receivables [abstract]
Trade receivables	€ 107,381	€ 91,694
Other receivables	8,845	2,833
Receivables current	116,226	94,527
Less: expected credit loss	(1,924)	(2,763)
Trade and other receivables, current	€ 114,302	€ 91,764

Allowance Accounts For Credit Loss Of Financial Assets

No definition available.

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Namespace Prefix:	birk_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Current receivables.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

The amount of current trade receivables. [Refer: Trade receivables]

+ References

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Balance Type:	debit
Period Type:	instant

- Definition

The amount of current other receivables. [Refer: Other receivables]

+ References

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]

+ References

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+ Details

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Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

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