Debt, Interest Incurred (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Interest and Debt Expense, Net of Capitalized Interest
Interest and debt expense	$ 151	$ 156	$ 303	$ 313
Less: Capitalized interest	3	14	9	26
Interest and debt expense, net of capitalized interest	$ 148	$ 142	$ 294	$ 287