v3.25.2
Property and Equipment - Summary of Changes in the Value of Property and Equipment (Details) - CAD ($)
$ in Thousands
 12 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance $ 16,696  
Ending balance 15,762 $ 16,696
Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 21,040 16,742
Additions 1,362 9,257
Disposals (99) (4,723)
Foreign exchange 1,189 (236)
Ending balance 23,492 21,040
Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (4,344) (6,350)
Depreciation 2,916 2,791
Disposals 99 4,694
Foreign exchange 569 (103)
Ending balance (7,730) (4,344)
Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 16,696  
Ending balance 15,762 16,696
Computer Hardware | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 229 288
Additions 12 56
Disposals 0 (111)
Foreign exchange 40 (4)
Ending balance 281 229
Computer Hardware | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (146) (157)
Depreciation 66 101
Disposals 0 110
Foreign exchange 11 (2)
Ending balance (223) (146)
Computer Hardware | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 83  
Ending balance 58 83
Furniture and Equipment | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 21 53
Additions 22 0
Disposals 0 (31)
Foreign exchange 2 (1)
Ending balance 45 21
Furniture and Equipment | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (6) (33)
Depreciation 8 4
Disposals 0 31
Foreign exchange 0 0
Ending balance (14) (6)
Furniture and Equipment | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 15  
Ending balance 31 15
Computer Software | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 0 50
Additions 0 0
Disposals 0 (49)
Foreign exchange 0 (1)
Ending balance 0 0
Computer Software | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (0) (50)
Depreciation 0 0
Disposals 0 49
Foreign exchange 0 (1)
Ending balance (0) (0)
Computer Software | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 0  
Ending balance 0 0
Building | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 15,144 9,085
Additions 210 7,826
Disposals 0 (1,634)
Foreign exchange 820 (133)
Ending balance 16,174 15,144
Building | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (1,831) (1,752)
Depreciation 1,922 1,723
Disposals 0 1,606
Foreign exchange 158 (38)
Ending balance (3,911) (1,831)
Building | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 13,313  
Ending balance 12,263 13,313
Automobile | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 165 167
Additions 207 1
Disposals (99) 0
Foreign exchange 18 (3)
Ending balance 291 165
Automobile | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (112) (57)
Depreciation 67 56
Disposals 99 0
Foreign exchange 7 (1)
Ending balance (87) (112)
Automobile | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 53  
Ending balance 204 53
Leasehold Improvements | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 307 626
Additions 20 27
Disposals 0 (344)
Foreign exchange 9 (2)
Ending balance 336 307
Leasehold Improvements | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (102) (388)
Depreciation 65 58
Disposals 0 344
Foreign exchange 3 0
Ending balance (170) (102)
Leasehold Improvements | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 205  
Ending balance 166 205
Lab Equipment | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 5,143 6,473
Additions 812 1,316
Disposals 0 (2,554)
Foreign exchange 300 (92)
Ending balance 6,255 5,143
Lab Equipment | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (2,147) (3,913)
Depreciation 788 849
Disposals 0 2,554
Foreign exchange 390 (61)
Ending balance (3,325) (2,147)
Lab Equipment | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 2,996  
Ending balance 2,930 2,996
WIP - Leasehold Improvements | Cost    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 31 0
Additions 79 31
Disposals 0 0
Foreign exchange 0 0
Ending balance 110 31
WIP - Leasehold Improvements | Accumulated Depreciation    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance (0) (0)
Depreciation 0 0
Disposals 0 0
Foreign exchange 0 0
Ending balance (0) (0)
WIP - Leasehold Improvements | Net Book Value    
Disclosure Of Property Plant And Equipment [Line Items]    
Beginning balance 31  
Ending balance $ 110 $ 31