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Segment Disclosures and Related Information - Assets (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Total Assets
Consolidated total assets	$ 96,699	$ 95,924
Corporate and Other
Total Assets
Consolidated total assets	10,390	9,759
Alaska | Operating Segments
Total Assets
Consolidated total assets	17,401	16,174
Lower 48 | Operating Segments
Total Assets
Consolidated total assets	42,346	42,415
Canada | Operating Segments
Total Assets
Consolidated total assets	10,072	10,277
Europe, Middle East and North Africa | Operating Segments
Total Assets
Consolidated total assets	8,161	8,396
Asia Pacific | Operating Segments
Total Assets
Consolidated total assets	8,323	8,903
Other International | Operating Segments
Total Assets
Consolidated total assets	$ 6	$ 0

X

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Amount of asset recognized for present right to economic benefit.

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