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Accounting Standards Updates (Details) - USD ($) $ in Millions | Jan. 01, 2019 | Dec. 31, 2019
--- | --- | ---
Recently issued accounting standards |  |
Lease, Practical Expedients, Package [true false] | true |
Finance Lease, Liability |  | $ 479
Finance lease current |  | 35
Finance lease noncurrent |  | 444
Operating lease liability |  | 129
Operating leases current |  | 13
Operating leases noncurrent |  | $ 116
ASU-Leases | Reclassifications |  |
Recently issued accounting standards |  |
Right-to-use asset, Finance lease | $ 528 |
Finance Lease, Liability | 511 |
Finance lease current | 32 |
Finance lease noncurrent | 479 |
Right-to-use asset, Operating lease | 95 |
Operating lease liability | 133 |
Operating leases current | 15 |
Operating leases noncurrent | 118 |
ASU-Reclassification of certain tax effects | Reclassifications |  |
Recently issued accounting standards |  |
Effect of adopting accounting standards update | $ 24 |

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