Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Assets:
Investment in affiliate	$ 176	$ 172
Deferred compensation plan assets	62	65
Assets, fair value disclosure	240	238
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Investment in affiliate	176	172
Deferred compensation plan assets	62	65
Assets, fair value disclosure	238	237
Significant Other Observable Inputs (Level 2)
Assets:
Investment in affiliate	0	0
Deferred compensation plan assets	0	0
Assets, fair value disclosure	2	1
Significant Unobservable Inputs (Level 3)
Assets:
Investment in affiliate	0	0
Deferred compensation plan assets	0	0
Assets, fair value disclosure	0	0
Conversion option derivatives
Assets:
Conversion option derivatives	2	1
Conversion option derivatives | Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Conversion option derivatives	0	0
Conversion option derivatives | Significant Other Observable Inputs (Level 2)
Assets:
Conversion option derivatives	2	1
Conversion option derivatives | Significant Unobservable Inputs (Level 3)
Assets:
Conversion option derivatives	0	0
Marketing derivatives
Liabilities:
Derivative liabilities	310	140
Marketing derivatives | Quoted Prices in Active Markets for Identical Assets (Level 1)
Liabilities:
Derivative liabilities	0	0
Marketing derivatives | Significant Other Observable Inputs (Level 2)
Liabilities:
Derivative liabilities	0	0
Marketing derivatives | Significant Unobservable Inputs (Level 3)
Liabilities:
Derivative liabilities	$ 310	$ 140