Long-Term Debt - Interest Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Debt Disclosure [Abstract]
Gross interest expense	$ 390	$ 376	$ 416
Capitalized interest	(16)	(15)	(23)
Total interest expense	$ 374	$ 361	$ 393