INCOME TAXES - Tax Loss Carry Forwards and Other Tax Pools (Detail) $ in Thousands, $ in Thousands	Dec. 31, 2025 CAD ($)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CAD ($)	Dec. 31, 2024 USD ($)
Effective Income Tax Rate Reconciliation [Line Items]
Tax Credit Carryforward, Amount	$ 116,969	$ 48,152	$ 96,160	$ 54,127
Non-capital loss carry-forwards
Effective Income Tax Rate Reconciliation [Line Items]
Tax Credit Carryforward, Amount	111,055	43,056	86,108	51,312
Undepreciated capital costs
Effective Income Tax Rate Reconciliation [Line Items]
Tax Credit Carryforward, Amount	2,925	$ 5,096	5,637	$ 2,815
Share issuance costs
Effective Income Tax Rate Reconciliation [Line Items]
Tax Credit Carryforward, Amount	1,018		2,444
Scientific research and experimental development tax incentives
Effective Income Tax Rate Reconciliation [Line Items]
Tax Credit Carryforward, Amount	$ 1,971		$ 1,971