v3.26.1
INTANGIBLE ASSETS (Details)
 12 Months Ended
Mar. 31, 2026
USD ($)
discount_rate
Mar. 31, 2025
USD ($)
discount_rate
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance $ 28,532,000  
Balance $ 30,224,000 $ 28,532,000
Useful life of intangible assets 15 years 15 years
Impairment loss $ 0 $ 0
Discount rate    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Significant unobservable input, assets | discount_rate   0.203
Discount rate | Bottom of range    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Significant unobservable input, assets | discount_rate 0.146  
Discount rate | Top of range    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Significant unobservable input, assets | discount_rate 0.158  
IPR&D    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance $ 24,938,000  
Balance 25,470,000 $ 24,938,000
Patents    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 2,639,000  
Balance $ 3,831,000 2,639,000
Useful life of intangible assets 17 years  
License    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance $ 951,000  
Balance 923,000 951,000
Software    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 4,000  
Balance $ 0 4,000
Useful life of intangible assets 3 years  
Cost    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance $ 28,647,000 26,246,000
Additions 1,185,000 1,370,000
Effect of foreign exchange 539,000 1,031,000
Balance 30,371,000 28,647,000
Cost | IPR&D    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 24,938,000 23,941,000
Additions 0 0
Effect of foreign exchange 532,000 997,000
Balance 25,470,000 24,938,000
Cost | Patents    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 2,639,000 1,231,000
Additions 1,185,000 1,370,000
Effect of foreign exchange 7,000 38,000
Balance 3,831,000 2,639,000
Cost | License    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 1,019,000 1,019,000
Additions 0 0
Effect of foreign exchange 0 0
Balance 1,019,000 1,019,000
Cost | Software    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 51,000 55,000
Additions 0 0
Effect of foreign exchange 0 (4,000)
Balance 51,000 51,000
Accumulated Amortization    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance (115,000) (72,000)
Effect of foreign exchange   3,000
Amortization charge 32,000 46,000
Balance (147,000) (115,000)
Accumulated Amortization | IPR&D    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 0 0
Effect of foreign exchange   0
Amortization charge 0 0
Balance 0 0
Accumulated Amortization | Patents    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance 0 0
Effect of foreign exchange   0
Amortization charge 0 0
Balance 0 0
Accumulated Amortization | License    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance (68,000) (41,000)
Effect of foreign exchange   0
Amortization charge 28,000 27,000
Balance (96,000) (68,000)
Accumulated Amortization | Software    
Reconciliation of changes in intangible assets other than goodwill [abstract]    
Balance (47,000) (31,000)
Effect of foreign exchange   3,000
Amortization charge 4,000 19,000
Balance $ (51,000) $ (47,000)