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v3.19.1

Commitments and Contingencies Operating Leases (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 USD ($)
Long-term Purchase Commitment [Line Items] |
Rent expense | $ 86
Operating lease right of use asset obtained in exchange for lease liability | 122
Operating lease payments for the remainder of 2019 | 205
2020 | 240
2021 | 210
2022 | 144
2023 | 131
Thereafter | 304
Imputed interest | $ 160
Weighted average discount rate | 4.40%
Operating lease weighted-average remaining lease term | 5 years 9 months 18 days
Operating lease payments | $ 81
Future lease obligation amount | 339
Other assets [Member] |
Long-term Purchase Commitment [Line Items] |
Operating lease right-of-use assets | 988
Accrued Liabilities [Member] |
Long-term Purchase Commitment [Line Items] |
Current operating lease liability | 236
Other liabilities [Member] |
Long-term Purchase Commitment [Line Items] |
Noncurrent operating lease liability | $ 838

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