v3.26.3
SHARE CAPITAL AND WARRANTS - Schedule of ASPP Repurchase Plan (Details) - CAD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Disclosure of classes of share capital [Line Items]    
Financial liabilities at amortised cost $ 267 $ 0
Common Shares    
Disclosure of classes of share capital [Line Items]    
Financial liabilities at amortised cost 60 0
Retained Earnings    
Disclosure of classes of share capital [Line Items]    
Financial liabilities at amortised cost $ 207 $ 0