Contingencies and Commitments - Future Minimum Lease Payments (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]
2025	$ 18
2026	16
2027	12
2028	8
2029	5
Thereafter	2
Total future minimum lease payments	61
Less: Amount representing interest	12
Present value of minimum lease payments	49	$ 89
Sale-Leaseback Arrangements
Finance Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]
2025	174
2026	226
2027	130
2028	21
2029	12
Thereafter	8
Total future minimum lease payments	571
Less: Amount representing interest	60
Present value of minimum lease payments	$ 511	$ 595