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Supplemental Cash Flow Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Cash paid during the year      
Interest—net of interest capitalized $ 257 $ 176 $ 184
Income taxes—net of refunds 1,776 430 111
Supplemental disclosure of noncash investing and financing activities:      
Change in capitalized expenditures in accounts payable and accrued expenses 18 (8) 1
Change in accrued share repurchases (1) $ (1) $ 0
Foreign Tax Authority | Canada Revenue Agency | Tax years, 2006 to 2011      
Cash paid during the year      
Interest—net of interest capitalized $ 100