v3.25.2
Intangible Assets and Goodwill - Narrative (Details)
$ in Thousands
 12 Months Ended
Mar. 31, 2025
CAD ($)
segment
Mar. 31, 2024
CAD ($)
Disclosure of detailed information about intangible assets [line items]    
Intangible assets that are fully depreciated and in use $ 113,400 $ 108,800
Goodwill $ 43,871 $ 43,180
Number of reportable segments | segment 2  
Canadian Cannabis CGU    
Disclosure of detailed information about intangible assets [line items]    
Impairment of intangible assets $ 0  
Canadian Cannabis CGU | Intangible assets | Bottom of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.335 0.023
Canadian Cannabis CGU | Intangible assets | Top of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.528 0.048
European Cannabis CGU    
Disclosure of detailed information about intangible assets [line items]    
Impairment of intangible assets $ 0 $ 0
European Cannabis CGU | Intangible assets | Bottom of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.073 0.040
European Cannabis CGU | Intangible assets | Top of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.114 0.149
Australian Cannabis CGU    
Disclosure of detailed information about intangible assets [line items]    
Impairment of intangible assets $ 0  
Australian Cannabis CGU | Intangible assets | Bottom of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.004  
Australian Cannabis CGU | Intangible assets | Top of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.037  
Plant Propagation CGU    
Disclosure of detailed information about intangible assets [line items]    
Estimated cash flow, projected years 7 years  
Estimated cash flow, additional projected years 3 years  
Impairment of intangible assets $ 0 $ 0
Plant Propagation CGU | Intangible assets | Bottom of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.20 0.24
Plant Propagation CGU | Intangible assets | Bottom of range | Gross margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.278 0.30
Plant Propagation CGU | Intangible assets | Top of range | EBITDA margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.25 0.26
Plant Propagation CGU | Intangible assets | Top of range | Gross margin    
Disclosure of detailed information about intangible assets [line items]    
Significant unobservable input, assets 0.332 0.32
Cannabis segment    
Disclosure of detailed information about intangible assets [line items]    
Goodwill $ 25,200 $ 24,500
Cannabis segment | Canadian Cannabis CGU    
Disclosure of detailed information about intangible assets [line items]    
Estimated cash flow, projected years 4 years  
Cannabis segment | European Cannabis CGU    
Disclosure of detailed information about intangible assets [line items]    
Estimated cash flow, projected years 4 years  
Cannabis segment | Australian Cannabis CGU    
Disclosure of detailed information about intangible assets [line items]    
Estimated cash flow, projected years 4 years  
Plant propagation segment    
Disclosure of detailed information about intangible assets [line items]    
Goodwill $ 18,700 $ 18,700
Estimated cash flow, projected years 7 years  
Estimated cash flow, additional projected years 3 years