v3.25.2
Critical Accounting Estimates And Judgments - Additional Information (Details) - CAD ($)
$ in Thousands
 12 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Apr. 30, 2023
Disclosure Of Critical Accounting Estimates And Judgments [Line Items]      
Goodwill $ 8,230 $ 7,687  
Impairment of goodwill 0 11,161 $ 2,460
Oss      
Disclosure Of Critical Accounting Estimates And Judgments [Line Items]      
Goodwill 3,300 3,100  
Utrecht      
Disclosure Of Critical Accounting Estimates And Judgments [Line Items]      
Goodwill 4,900 4,600  
Biostrand      
Disclosure Of Critical Accounting Estimates And Judgments [Line Items]      
Impairment of goodwill $ 21,200 $ 11,200 $ 2,500