v3.25.4
Derivative and Hedging Instruments - Balances in Net Investment Hedge Reserve (Details) - CAD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of detailed information about hedging instruments [line items]    
Total $ 5,885 $ 7,327
Net investment hedges    
Disclosure of detailed information about hedging instruments [line items]    
Balances in the foreign currency translation reserve for continuing hedges (200) (561)
Balances remaining in the net investment hedge reserve on de-designated hedges 0 0
Total $ (200) $ (561)