Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets
Deferred revenue	$ 0	$ 261
Net operating loss carry forwards	1,598	1,680
Property, plant and equipment	0	92
Other	575	448
Gross deferred tax assets	2,173	2,481
Less valuation allowance	(248)	(303)
Net deferred tax assets	1,925	2,178
Deferred tax liabilities
Deferred revenue	0	(5)
Property, plant and equipment	(1,189)	(1,142)
Intangible assets	(1,063)	(1,328)
Other	(9)	(58)
Gross deferred tax liabilities	(2,261)	(2,533)
Net deferred tax liabilities	$ (336)	$ (355)