Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Supplemental Cash Flow Information [Abstract]
Cash paid during the period for interest on debt, net of amounts capitalized	$ 685	$ 669
Cash paid for income taxes, net	54	11
Unpaid purchases of property, plant and equipment, net	53	189
Share-based compensation capitalized to property, plant and equipment	3	2
Transfers of property, plant and equipment in exchange for other non-current assets	0	17
Unpaid dividends declared on unvested common stock	2	2
Unpaid repurchases of treasury stock inclusive of excise taxes	$ 19	$ 0