Income Taxes - Schedule of Net Deferred Tax Asset/Liability (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Employee benefits	$ 56	$ 66
Operating loss carryforwards	1,189	1,541
Foreign tax credits	602	611
Other	65	52
Subtotal	1,912	2,270
Valuation allowance	(89)	(780)
Total deferred tax assets	1,823	1,490
Deferred tax liabilities:
Property, plant and equipment	1,850	1,544
Other	100	82
Total deferred tax liabilities	1,950	1,626
Net deferred tax liabilities	$ 127	$ 136