v3.24.4
Leases - Summary of Right-of-use assets and Lease Liabilities (Details) - EUR (€)
€ in Thousands
 12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2022
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance € 122,984    
Right-of-use assets, ending balance 171,334 € 122,984  
Lease liabilities      
Lease liabilities, beginning balance 130,059 116,482  
Additions 95,711 48,414  
Lease payments (47,196) (34,516)  
Interest 9,402 5,721 € 2,417
Impact of foreign currency translation (3,903) (6,042)  
Lease liabilities, ending balance 184,073 130,059 116,482
Accumulated Depreciation      
Disclosure of quantitative information about right-of-use assets [line items]      
Right of use assets accumulated depreciation, beginning balance (59,587) (35,799)  
Depreciation (42,278) (33,266)  
Derecognition on termination 6,153 8,024  
Impact of foreign currency translation 2,183 1,454  
Right of use assets accumulated depreciation, ending balance (93,529) (59,587) (35,799)
Cost      
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance 182,571 149,321  
Additions 96,544 51,257  
Derecognition on termination (7,512) (11,200)  
Impact of foreign currency translation (6,740) (6,807)  
Right-of-use assets, ending balance 264,863 182,571 149,321
Buildings      
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance 119,403    
Right-of-use assets, ending balance 157,964 119,403  
Lease liabilities      
Lease liabilities, beginning balance 126,446 113,453  
Additions 79,705 45,865  
Lease payments (41,323) (33,361)  
Interest 8,066 5,631  
Impact of foreign currency translation (3,909) (5,142)  
Lease liabilities, ending balance 168,985 126,446 113,453
Buildings | Accumulated Depreciation      
Disclosure of quantitative information about right-of-use assets [line items]      
Right of use assets accumulated depreciation, beginning balance (57,736) (34,628)  
Depreciation (37,926) (32,069)  
Derecognition on termination 5,551 7,507  
Impact of foreign currency translation 2,031 1,454  
Right of use assets accumulated depreciation, ending balance (88,080) (57,736) (34,628)
Buildings | Cost      
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance 177,139 145,129  
Additions 81,869 49,106  
Derecognition on termination (6,721) (10,288)  
Impact of foreign currency translation (6,243) (6,808)  
Right-of-use assets, ending balance 246,044 177,139 145,129
Vehicles      
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance 3,581    
Right-of-use assets, ending balance 5,088 3,581  
Lease liabilities      
Lease liabilities, beginning balance 3,613 3,029  
Additions 3,166 2,549  
Lease payments (1,783) (1,155)  
Interest 181 90  
Impact of foreign currency translation 6 (900)  
Lease liabilities, ending balance 5,183 3,613 3,029
Vehicles | Accumulated Depreciation      
Disclosure of quantitative information about right-of-use assets [line items]      
Right of use assets accumulated depreciation, beginning balance (1,851) (1,171)  
Depreciation (1,668) (1,197)  
Derecognition on termination 602 517  
Impact of foreign currency translation (4)    
Right of use assets accumulated depreciation, ending balance (2,921) (1,851) (1,171)
Vehicles | Cost      
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance 5,432 4,192  
Additions 3,363 2,151  
Derecognition on termination (791) (912)  
Impact of foreign currency translation 5 1  
Right-of-use assets, ending balance 8,009 5,432 € 4,192
Other      
Disclosure of quantitative information about right-of-use assets [line items]      
Right-of-use assets, beginning balance 0    
Right-of-use assets, ending balance 8,282 € 0  
Lease liabilities      
Additions 12,840    
Lease payments (4,090)    
Interest 1,155    
Lease liabilities, ending balance 9,905    
Other | Accumulated Depreciation      
Disclosure of quantitative information about right-of-use assets [line items]      
Depreciation (2,684)    
Impact of foreign currency translation 156    
Right of use assets accumulated depreciation, ending balance (2,528)    
Other | Cost      
Disclosure of quantitative information about right-of-use assets [line items]      
Additions 11,312    
Impact of foreign currency translation (502)    
Right-of-use assets, ending balance € 10,810