v3.26.3
Share Capital - Summary of Options Outstanding (Details)
 3 Months Ended
Jul. 31, 2026
shares
$ / shares
Jul. 31, 2026
shares
$ / shares
Apr. 30, 2026
shares
Apr. 30, 2025
shares
Disclosure Of Classes Of Share Capital [Line Items]        
Exercise price | $ / shares $ 4.03      
Remaining life (year) 4 years 29 days      
Options outstanding 1,262,452 1,262,452 1,277,717 1,927,925
Unvested 281,278 281,278    
Vested 981,174 981,174    
Option Expiry Date January 7, 2027        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date January 7, 2027      
Exercise price | $ / shares $ 7.94      
Remaining life (year) 5 months 8 days      
Options outstanding 169,000 169,000    
Unvested 0 0    
Vested 169,000 169,000    
Option Expiry Date January 13, 2027        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date January 13, 2027      
Exercise price | $ / shares $ 8.3      
Remaining life (year) 5 months 12 days      
Options outstanding 16,000 16,000    
Unvested 0 0    
Vested 16,000 16,000    
Option Expiry Date May 15, 2027        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date May 15, 2027      
Exercise price | $ / shares $ 5.79      
Remaining life (year) 9 months 14 days      
Options outstanding 56,000 56,000    
Unvested 0 0    
Vested 56,000 56,000    
Option Expiry Date February 19, 2028        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [1] February 19, 2028      
Exercise price | $ / shares [1] $ 5.76      
Remaining life (year) [1] 1 year 6 months 21 days      
Options outstanding [1] 431,452 431,452    
Unvested [1] 0 0    
Vested [1] 431,452 431,452    
Option Expiry Date January 19, 2029        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [2] January 19, 2029      
Exercise price | (per share) $ 2.08 [2] $ 1.48    
Remaining life (year) [2] 2 years 5 months 19 days      
Options outstanding [2] 60,000 60,000    
Unvested [2] 4,444 4,444    
Vested [2] 55,556 55,556    
Option Expiry Date January 4, 2033        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [3] January 4, 2033      
Exercise price | $ / shares [3] $ 2.07      
Remaining life (year) [3] 6 years 5 months 8 days      
Options outstanding [3] 8,000 8,000    
Unvested [3] 1,167 1,167    
Vested [3] 6,833 6,833    
Option Expiry Date May 8, 2033        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [3] May 8, 2033      
Exercise price | $ / shares [3] $ 2.07      
Remaining life (year) [3] 6 years 9 months 10 days      
Options outstanding [3] 4,000 4,000    
Unvested [3] 917 917    
Vested [3] 3,083 3,083    
Option Expiry Date June 11, 2033        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [3] June 11, 2033      
Exercise price | $ / shares [3] $ 2.07      
Remaining life (year) [3] 6 years 10 months 13 days      
Options outstanding [3] 8,000 8,000    
Unvested [3] 2,000 2,000    
Vested [3] 6,000 6,000    
Option Expiry Date August 8, 2033        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [3] August 8, 2033      
Exercise price | $ / shares [3] $ 2.07      
Remaining life (year) [3] 7 years 10 days      
Options outstanding [3] 4,000 4,000    
Unvested [3] 1,167 1,167    
Vested [3] 2,833 2,833    
Option Expiry Date November 13, 2033        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [3] November 13, 2033      
Exercise price | $ / shares [3] $ 2.07      
Remaining life (year) [3] 7 years 3 months 14 days      
Options outstanding [3] 8,000 8,000    
Unvested [3] 2,833 2,833    
Vested [3] 5,167 5,167    
Option Expiry Date February 19, 2034        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date [3] February 19, 2034      
Exercise price | $ / shares [3] $ 2.07      
Remaining life (year) [3] 7 years 6 months 21 days      
Options outstanding [3] 8,000 8,000    
Unvested [3] 3,333 3,333    
Vested [3] 4,667 4,667    
Option Expiry Date August 2, 2034        
Disclosure Of Classes Of Share Capital [Line Items]        
Expiry Date August 2, 2034      
Exercise price | (per share) $ 1.21 [4] $ 0.86    
Remaining life (year) [4] 8 years 3 days      
Options outstanding [4] 490,000 490,000    
Unvested [4] 265,417 265,417    
Vested [4] 224,583 224,583    
[1] Exercise price of U.S.$4.10. The figure in the table above is translated at the July 31, 2026 rate.
[2] Exercise price of U.S.$1.48. The figure in the table above is translated at the July 31, 2026 rate
[3] Exercise price of U.S.$1.47. The figure in the table above is translated at the July 31, 2026 rate.
[4] Exercise price of U.S.$0.86. The figure in the table above is translated at the July 31, 2026 rate.