v3.25.4
INTANGIBLE ASSETS - Additional Information (Details) - CAD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]    
Financing charges related to intangible assets under development $ 3 $ 4
Amortization expense for intangible assets, 2026 91  
Amortization expense for intangible assets, 2027 88  
Amortization expense for intangible assets, 2028 83  
Amortization expense for intangible assets, 2029 74  
Amortization expense for intangible assets, 2030 $ 66