Income Taxes - Components of Deferred Income Tax (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets
Net operating loss (NOL) carryforwards	$ 132	$ 126
Lease liabilities	244	254
Contract liabilities	62	37
Interest expense carryforwards	65	30
Asset retirement obligation	73	64
Other	100	93
Total deferred tax assets	676	604
Less valuation allowance	(115)	(83)
Net deferred tax assets	561	521
Deferred tax liabilities
Property, plant and equipment	457	446
Licenses/intangibles	382	330
Partnership investments	172	154
Lease assets	224	232
Other	34	33
Total deferred tax liabilities	1,269	1,195
Net deferred income tax liability	$ 708	$ 674