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Lease Liabilities Maturities (Details) - USD ($) $ in Millions | Sep. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Maturity of Lease Liabilities, Operating Leases [Abstract] |  |
Remainder of 2019 | $ 10 |
2019 |  | $ 61
2020 | 60 | 53
2021 | 47 | 40
2022 | 39 | 33
2023 | 32 | 26
Thereafter | 80 | 65
Total lease payments | 268 |
Less: Interest | (25) |
Total | $ 243 | $ 278
Operating lease, Weighted-average remaining lease term (years) | 6 years 1 month 6 days |
Operating lease, Weighted-average discount rate, percent | 3.10% |
Maturity of Lease Liabilities - Finance Leases [Abstract] |  |
Remainder of 2019 | $ 4 |
2020 | 14 |
2021 | 10 |
2022 | 10 |
2023 | 10 |
Thereafter | 19 |
Total lease payments | 67 |
Less: Interest | (6) |
Total | $ 61 |
Finance lease, Weighted-average remaining lease term | 6 years 1 month 6 days |
Finance lease, Weighted-average discount rate, percent | 3.40% |

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