v3.26.1
Intangible Assets and Goodwill - Continuity Schedule of Intangible Assets and Goodwill (Details) - CAD ($)
$ in Thousands
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets $ 31,441 $ 45,163  
Goodwill 26,651 43,871  
Total 58,092 89,034 $ 84,030
Brand      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 0 7,666  
Total 0 7,666 7,500
Permits and licenses      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 23,810 28,735  
Total 23,810 28,735 $ 27,277
Customer relationships      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 0 4,899  
Permits and licenses      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 555 69  
Software      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 7,076 3,794  
Cost      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 190,963 208,327  
Goodwill 26,651 43,871  
Total 217,614 252,198  
Cost | Brand      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 7,607 7,666  
Cost | Permits and licenses      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 23,810 28,735  
Cost | Customer relationships      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 37,877 42,528  
Cost | Permits and licenses      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 44,059 54,065  
Cost | Software      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 24,269 21,992  
Accumulated amortization      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets (159,522) (163,164)  
Goodwill 0 0  
Total (159,522) (163,164)  
Accumulated amortization | Brand      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets (7,607) 0  
Accumulated amortization | Permits and licenses      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets 0 0  
Accumulated amortization | Customer relationships      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets (37,877) (37,629)  
Accumulated amortization | Permits and licenses      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets (43,504) (53,996)  
Accumulated amortization | Software      
Disclosure of detailed information about intangible assets [line items]      
Total intangible assets $ (17,193) $ (18,198)