Leases - Components of Lease Expense (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Lease, Cost [Abstract]
Operating lease cost	[1]	$ 17	$ 19	$ 21
Finance lease cost:
Amortization of right-of-use assets	[2]	10	10	10
Interest on lease liabilities	[3]	3	3	4
Total finance lease cost		13	13	14
Sublease income	[1]	(5)	(9)	(5)
Total lease cost, net		$ 25	$ 23	$ 30

[1] Operating lease costs, net of sublease income, are included within operating expenses in our consolidated statements of operations.

[2] Amount is included in depreciation expense in our consolidated statements of operations.

[3] Amount is included in interest expense in our consolidated statements of operations.