Segment Information - Reconciliation Of Segment Income From Operations To Income Before Income Taxes (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||||||
---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2018 |
Sep. 30, 2017 |
Sep. 30, 2018 |
Sep. 30, 2017 |
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Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] | |||||||||
Income from operations | $ 1,403 | $ 1,577 | $ 3,554 | $ 2,850 | |||||
Net interest and other financial income (costs) | 240 | 158 | 618 | 465 | |||||
Income before income taxes | 1,163 | 1,419 | 2,936 | 2,385 | |||||
Operating Segments | |||||||||
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] | |||||||||
Income from operations | 1,506 | 1,660 | 3,836 | 3,166 | |||||
Corporate and Other | |||||||||
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] | |||||||||
Income from operations | [1] | (103) | (85) | (283) | (251) | ||||
Segment Reconciling Items | |||||||||
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] | |||||||||
Litigation | 0 | 0 | 0 | (86) | |||||
Impairments | [2] | $ 0 | $ 2 | $ 1 | $ 21 | ||||
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