Summary of Significant Accounting Policies - Supplementary Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Supplemental Cash Flow Information [Abstract]
Cash payments made for interest on long term debt, net of capitalized interest	$ 385	$ 380	$ 391
Cash payments for federal, foreign, state and local income taxes amount	304	376	256
Accrued capital expenditures	$ 9	$ 33	$ 5