XML 114 R75.htm IDEA: XBRL DOCUMENT v3.25.3
Property, plant and equipment (Details) - CAD ($)
$ in Thousands
 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance $ 366,823  
Ending balance 377,900 $ 366,823
Land and buildings    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 54,547  
Ending balance 54,187 54,547
Leasehold improvements    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 79,711  
Ending balance 91,452 79,711
Furniture, fixtures and equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 54,943  
Ending balance 54,433 54,943
Computer equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 177,622  
Ending balance 177,828 177,622
Cost    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 1,103,300 1,107,827
Additions 119,541 108,524
Acquisitions - business combinations 15,395 1,378
Disposals/retirements (125,917) (143,361)
Foreign currency translation adjustment 43,260 28,932
Ending balance 1,155,579 1,103,300
Cost | Land and buildings    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 80,530 81,381
Additions 2,378 6,032
Acquisitions - business combinations 737 0
Disposals/retirements (2,857) (10,236)
Foreign currency translation adjustment 2,406 3,353
Ending balance 83,194 80,530
Cost | Leasehold improvements    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 253,250 256,804
Additions 29,004 17,724
Acquisitions - business combinations 7,327 96
Disposals/retirements (28,914) (27,142)
Foreign currency translation adjustment 9,194 5,768
Ending balance 269,861 253,250
Cost | Furniture, fixtures and equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 145,201 149,271
Additions 6,729 12,253
Acquisitions - business combinations 4,130 196
Disposals/retirements (8,566) (19,273)
Foreign currency translation adjustment 4,816 2,754
Ending balance 152,310 145,201
Cost | Computer equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance 624,319 620,371
Additions 81,430 72,515
Acquisitions - business combinations 3,201 1,086
Disposals/retirements (85,580) (86,710)
Foreign currency translation adjustment 26,844 17,057
Ending balance 650,214 624,319
Accumulated depreciation    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (736,477) (718,551)
Disposals/retirements 124,492 137,913
Foreign currency translation adjustment (29,565) (18,326)
Depreciation expense 134,243 134,818
Impairment 1,886 2,695
Ending balance (777,679) (736,477)
Accumulated depreciation | Land and buildings    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (25,983) (26,979)
Disposals/retirements 1,432 4,985
Foreign currency translation adjustment (921) (1,324)
Depreciation expense 3,535 2,550
Impairment 0 115
Ending balance (29,007) (25,983)
Accumulated depreciation | Leasehold improvements    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (173,539) (165,260)
Disposals/retirements 28,914 26,945
Foreign currency translation adjustment (7,086) (4,284)
Depreciation expense 25,166 28,974
Impairment 1,532 1,966
Ending balance (178,409) (173,539)
Accumulated depreciation | Furniture, fixtures and equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (90,258) (94,710)
Disposals/retirements 8,566 19,273
Foreign currency translation adjustment (2,751) (1,368)
Depreciation expense 13,219 12,988
Impairment 215 465
Ending balance (97,877) (90,258)
Accumulated depreciation | Computer equipment    
Reconciliation of changes in property, plant and equipment [abstract]    
Beginning balance (446,697) (431,602)
Disposals/retirements 85,580 86,710
Foreign currency translation adjustment (18,807) (11,350)
Depreciation expense 92,323 90,306
Impairment 139 149
Ending balance $ (472,386) $ (446,697)