v3.25.2
Inventories - Summary of Detailed Information About Inventories (Detail) - CAD ($)
$ in Thousands
Apr. 30, 2025
Apr. 30, 2024
Classes of current inventories [abstract]    
Supplies and parts $ 1,714 $ 1,734
Antibodies 194 190
Work in process 187 215
Inventories $ 2,095 $ 2,139