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Supplementary Oil And Gas Information (Unaudited) - Results of Operations from Crude Oil and Natural Gas Producing Activities (Details) - CAD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Supplementary Oil & Gas Information [Line Items] |  |  |
Crude oil and natural gas revenue, net of royalties, blending and feedstock costs | $ 35,656 | $ 35,968 | $ 42,298
Production | (8,093) | (8,480) | (8,712)
Transportation | (9,984) | (9,302) | (9,973)
Depletion, depreciation and amortization | (6,681) | (6,413) | (7,353)
Asset retirement obligation accretion | (389) | (366) | (281)
Income tax | (1,531) | (1,879) | (2,906)
Oil And Gas |  |  |
Supplementary Oil & Gas Information [Line Items] |  |  |
Crude oil and natural gas revenue, net of royalties, blending and feedstock costs | 27,437 | 27,796 | 33,020
Production | (7,719) | (8,089) | (8,381)
Transportation | (2,049) | (1,558) | (1,431)
Depletion, depreciation and amortization | (6,665) | (6,397) | (7,337)
Asset retirement obligation accretion | (389) | (366) | (281)
Petroleum revenue tax recovery | 232 | 273 | 483
Income tax | (2,504) | (2,684) | (3,552)
Results of operations | 8,343 | 8,975 | 12,521
North America | Oil And Gas |  |  |
Supplementary Oil & Gas Information [Line Items] |  |  |
Crude oil and natural gas revenue, net of royalties, blending and feedstock costs | 26,501 | 26,773 | 31,698
Production | (7,170) | (7,606) | (7,830)
Transportation | (2,038) | (1,550) | (1,424)
Depletion, depreciation and amortization | (6,089) | (5,690) | (5,417)
Asset retirement obligation accretion | (315) | (312) | (241)
Petroleum revenue tax recovery | 0 | 0 | 0
Income tax | (2,526) | (2,700) | (3,896)
Results of operations | 8,363 | 8,915 | 12,890
North Sea | Oil And Gas |  |  |
Supplementary Oil & Gas Information [Line Items] |  |  |
Crude oil and natural gas revenue, net of royalties, blending and feedstock costs | 478 | 442 | 635
Production | (440) | (342) | (437)
Transportation | (10) | (7) | (6)
Depletion, depreciation and amortization | (279) | (494) | (1,747)
Asset retirement obligation accretion | (65) | (46) | (33)
Petroleum revenue tax recovery | 232 | 273 | 483
Income tax | 34 | 70 | 442
Results of operations | (50) | (104) | (663)
Offshore Africa | Oil And Gas |  |  |
Supplementary Oil & Gas Information [Line Items] |  |  |
Crude oil and natural gas revenue, net of royalties, blending and feedstock costs | 458 | 581 | 687
Production | (109) | (141) | (114)
Transportation | (1) | (1) | (1)
Depletion, depreciation and amortization | (297) | (213) | (173)
Asset retirement obligation accretion | (9) | (8) | (7)
Petroleum revenue tax recovery | 0 | 0 | 0
Income tax | (12) | (54) | (98)
Results of operations | $ 30 | $ 164 | $ 294

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