v3.26.1
Segment Information - Schedule of Operating Segments (Details) - EUR (€)
€ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disclosure of operating segments [line items]        
Cost of sales € 294,626 € 250,964 € 757,362 € 637,405
Foreign exchange gain (loss) (3,520) 9,507 (13,711) 206
Acquisition-related gain from bargain purchase     12,291  
Depreciation and amortization     (96,568) (81,754)
Profit before tax 160,042 179,679 350,845 368,642
Total Reportable Segments        
Disclosure of operating segments [line items]        
Revenue [1] 719,396 634,047 1,738,757 1,567,798
Cost of sales (294,618) (250,821) (757,332) (635,556)
Adjusted EBITDA 252,948 227,208 578,015 545,816
Foreign exchange gain (loss) (3,520) 9,507 (13,711) 206
Secondary offering-related costs   (1,546)   (1,546)
Acquisition-related gain from bargain purchase     12,291  
Acquisition-related distributor mark-up reversal [2] (1,318)   (12,239)  
Acquisition-related transaction costs     (185)  
EBITDA 237,652 226,231 533,376 519,088
Depreciation and amortization (34,601) (28,250) (96,568) (81,754)
Finance costs, net (43,009) (18,302) (85,963) (68,692)
Profit before tax 160,042 179,679 350,845 368,642
Total Reportable Segments | Americas        
Disclosure of operating segments [line items]        
Revenue [1] 347,434 312,266 893,567 835,490
Cost of sales (153,865) (126,144) (409,492) (342,260)
Adjusted EBITDA 113,610 109,459 281,278 288,710
Total Reportable Segments | EMEA        
Disclosure of operating segments [line items]        
Revenue [1] 297,217 258,603 651,566 574,207
Cost of sales (109,008) (96,739) (255,553) (226,180)
Adjusted EBITDA 119,209 97,565 239,484 205,413
Total Reportable Segments | APAC        
Disclosure of operating segments [line items]        
Revenue [1] 74,745 63,178 193,624 158,101
Cost of sales (31,745) (27,938) (92,287) (67,116)
Adjusted EBITDA 20,129 20,184 57,253 51,693
Corporate / Other        
Disclosure of operating segments [line items]        
Adjusted EBITDA € (10,458) € (8,938) € (30,795) € (25,388)
[1]

1The remainder of the Company's revenue relates to "Other", the Company's non-core activities. See Note 15 – Revenue from contracts with customers.
[2]

2Represents the distributor mark-up applied to inventories sold by the Company to Birkenstock Australia Pty. Ltd. prior to acquisition and the subsequent impact on Cost of sales as such inventory is sold by Birkenstock Australia Pty. Ltd. to third-party customers post-acquisition. See Note 6 – Business combination.