Leases - Schedule of Future Minimum Operating and Finance Lease Payments (Details) - USD ($) $ in Millions	Dec. 31, 2019	Jan. 01, 2019
Operating Leases
2020	$ 22
2021	18
2022	15
2023	13
2024	8
Thereafter	42
Total lease payments	118
Less imputed interest	17
Total lease liabilities	101	$ 75
Finance Lease Liabilities, Payments, Due [Abstract]
2020	3
2021	4
2022	3
2023	4
2024	3
Thereafter	34
Total lease payments	51
Less imputed interest	17
Total lease liabilities	$ 34