v3.26.1
RELATED PARTY TRANSACTIONS - Compensation of key management personnel (Details) - CAD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
RELATED PARTY TRANSACTIONS      
Salaries and short-term benefits $ 2.3 $ 1.9 $ 2.0
Stock-based compensation 14.6   1.5
Termination and other long-term benefits 0.1 0.1 0.1
Total compensation $ 17.0 $ 2.0 $ 3.6