Leases - Summary of Future Lease Payments Under Non-Cancellable Leases (Details) $ in Millions	Dec. 31, 2024 USD ($)
Operating Lease Liabilities, Payments Due [Abstract]
2025	$ 7
2026	4
2027	2
2028	2
2029	1
Thereafter	4
Total future lease payments	20
Less imputed interest	(3)
Total lease liabilities	17
Finance Lease Liabilities, Payments, Due [Abstract]
2025	10
2026	10
2027	10
2028	9
2029	9
Thereafter	9
Total future lease payments	57
Less imputed interest	(7)
Total lease liabilities	$ 50