XML 58 R55.htm IDEA: XBRL DOCUMENT v3.25.0.1

Revenue from Contracts with Customers - Summary of Disaggregation of Revenue by Sales Channels (Details) - EUR (€) € in Thousands	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Disclosure of disaggregation of revenue from contracts with customers [line items]
Revenue	€ 361,719	€ 302,924
B2B
Disclosure of disaggregation of revenue from contracts with customers [line items]
Revenue	182,045	140,410
DTC
Disclosure of disaggregation of revenue from contracts with customers [line items]
Revenue	178,517	160,655
Other
Disclosure of disaggregation of revenue from contracts with customers [line items]
Revenue	€ 1,157	€ 1,859

X

- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

Name:	ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2024-01-01
-Paragraph 114
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_114&doctype=Standard
-URIDate 2024-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2024-01-01
-Paragraph 113
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_113_a&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_RevenueFromContractsWithCustomers
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	ifrs-full_SalesChannelsAxis=ifrs-full_GoodsSoldThroughIntermediariesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_SalesChannelsAxis=ifrs-full_GoodsSoldDirectlyToConsumersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_SalesChannelsAxis=birk_OtherSalesChannelsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: