Leases - Payment Schedule for Operating Lease Obligations (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating lease, liability
2022	$ 131
2023	78
2024	44
2025	19
2026	21
Thereafter	98
Total lease payments	391
Less present value discount	(27)
Present value of lease liabilities	364	$ 210	$ 306
Finance Lease, Liability, Payment, Due, Rolling Maturity [Abstract]
2022	34
2023	35
2024	35
2025	36
2026	36
Thereafter	528
Total lease payments	704
Less present value discount	(165)
Present value of lease liabilities	$ 539	$ 556	$ 572