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v3.19.2

General - Statement of Cash Flows (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Net income | $ 851 | $ 717 | $ 2,143 | $ 1,723
Pension and other postretirement remeasurement gains and losses | 125 | (7) | 140 | 7
Income taxes |  |  | 159 | (238)
Other operating assets and liabilities |  |  | (505) | (47)
Net cash provided by operating activities |  |  | 2,062 | 2,090
Previously reported |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Net income | 920 | 676 | 2,207 | 1,651
Pension and other postretirement remeasurement gains and losses |  | 0 | 0 | 0
Income taxes |  |  | 177 | (257)
Other operating assets and liabilities |  |  | (447) | 51
Net cash provided by operating activities |  |  | 2,062 | 2,090
Impact of change | Impact of change |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |
Net income | $ (69) | 41 | (64) | 72
Pension and other postretirement remeasurement gains and losses |  | $ (7) | 140 | 7
Income taxes |  |  | (18) | 19
Other operating assets and liabilities |  |  | (58) | (98)
Net cash provided by operating activities |  |  | $ 0 | $ 0

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