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STOCK-BASED COMPENSATION - Exercise price range (Details)
 12 Months Ended
Mar. 31, 2025
shares
$ / shares
Mar. 31, 2024
shares
$ / shares
Mar. 31, 2023
shares
$ / shares
Disclosure of range of exercise prices of outstanding share options [line items]      
Number outstanding (in shares) | shares 994,599 823,527 785,429
Weighted average remaining contractual life 3 years 10 months 24 days    
Weighted average exercise price (in dollars per share) $ 35.87 $ 33.56 $ 26.69
Number exercisable (in shares) | shares 531,910 369,483  
Weighted average exercise price (in dollars per share) $ 28.06 $ 24.54  
Bottom of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) 20.22    
Top of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) $ 57.71    
$20.22 - $25.48      
Disclosure of range of exercise prices of outstanding share options [line items]      
Number outstanding (in shares) | shares 286,447    
Weighted average remaining contractual life 1 year 10 months 24 days    
Weighted average exercise price (in dollars per share) $ 20.45    
Number exercisable (in shares) | shares 286,447    
Weighted average exercise price (in dollars per share) $ 20.45    
$20.22 - $25.48 | Bottom of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) 20.22    
$20.22 - $25.48 | Top of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) $ 25.48    
$25.49 - $32.92      
Disclosure of range of exercise prices of outstanding share options [line items]      
Number outstanding (in shares) | shares 156,548    
Weighted average remaining contractual life 3 years 2 months 12 days    
Weighted average exercise price (in dollars per share) $ 30.07    
Number exercisable (in shares) | shares 114,132    
Weighted average exercise price (in dollars per share) $ 30.07    
$25.49 - $32.92 | Bottom of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) 25.49    
$25.49 - $32.92 | Top of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) $ 32.92    
$32.93 - $40.58      
Disclosure of range of exercise prices of outstanding share options [line items]      
Number outstanding (in shares) | shares 173,848    
Weighted average remaining contractual life 4 years 2 months 12 days    
Weighted average exercise price (in dollars per share) $ 35.78    
Number exercisable (in shares) | shares 84,726    
Weighted average exercise price (in dollars per share) $ 35.78    
$32.93 - $40.58 | Bottom of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) 32.93    
$32.93 - $40.58 | Top of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) $ 40.58    
$40.59 - $57.71      
Disclosure of range of exercise prices of outstanding share options [line items]      
Number outstanding (in shares) | shares 377,756    
Weighted average remaining contractual life 5 years 7 months 6 days    
Weighted average exercise price (in dollars per share) $ 50.01    
Number exercisable (in shares) | shares 46,605    
Weighted average exercise price (in dollars per share) $ 55.87    
$40.59 - $57.71 | Bottom of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) 40.59    
$40.59 - $57.71 | Top of range      
Disclosure of range of exercise prices of outstanding share options [line items]      
Range of exercise prices (in shares) $ 57.71