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Leases Lease Liabilities Maturities (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] |  |
2020 | $ 55 | $ 61
2021 | 50 | 53
2022 | 42 | 40
2023 | 35 | 33
2024 | 24 | 26
Thereafter | 63 | 65
Total lease payments | 269 |
Less: Interest | (26) |
Total | $ 243 | $ 278
Operating lease, weighted-average remaining lease term | 6 years 1 month 6 days |
Operating lease, weighted-average discount rate, percent | 3.00% |
Finance Lease, Liability, Payment, Due [Abstract] |  |
2020 | $ 14 |
2021 | 10 |
2022 | 10 |
2023 | 10 |
2024 | 10 |
Thereafter | 9 |
Total lease payments | 63 |
Less: Interest | (6) |
Total | $ 57 |
Finance lease, weighted-average remaining lease term | 5 years 9 months 18 days |
Finance lease, weighted-average discount rate, percent | 3.40% |

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