v3.26.1
Income Taxes - Schedule of Provision for Income Tax (Details) - CAD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Current      
Other taxes $ 10 $ (5) $ 17
Current income tax 1,911 1,531 1,879
Deferred      
Deferred corporate income tax 887 520 267
Deferred income tax 510 422 53
Income tax 2,421 1,953 1,932
North America      
Current      
Current corporate income tax 2,193 1,654 1,853
North Sea      
Current      
Current corporate income tax (124) (41) (6)
Current PRT - North Sea (184) (134) (58)
Deferred      
Deferred PRT – North Sea (377) (98) (214)
Offshore Africa      
Current      
Current corporate income tax $ 16 $ 57 $ 73