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v3.21.2

Segment Reporting - Core Earnings Adjustments to GAAP (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Adjustments Required To Reconcile Core Earnings [Line Items] |  |  |  |
Net income | $ 185 | $ 125 | $ 555 | $ 19
Net tax effect | (55) | (45) | (170) | (20)
Operating Segments [Member] |  |  |  |
Adjustments Required To Reconcile Core Earnings [Line Items] |  |  |  |
Net income | 165 | 179 | 469 | 272
Net tax effect | (50) | (55) | (145) | (84)
Total Adjustments [Member] | Adjustments [Member] |  |  |  |
Adjustments Required To Reconcile Core Earnings [Line Items] |  |  |  |
Net income | 20 | (54) | 86 | (253)
Core Earnings adjustments to GAAP | 25 | (64) | 111 | (317)
Net tax effect | (5) | 10 | (25) | 64
Net Impact of Derivative Accounting [Member] | Total Adjustments [Member] | Adjustments [Member] |  |  |  |
Adjustments Required To Reconcile Core Earnings [Line Items] |  |  |  |
Core Earnings adjustments to GAAP | 30 | (59) | 121 | (306)
Net Impact of Goodwill and Acquired Intangible Assets [Member] | Total Adjustments [Member] | Adjustments [Member] |  |  |  |
Adjustments Required To Reconcile Core Earnings [Line Items] |  |  |  |
Core Earnings adjustments to GAAP | $ (5) | $ (5) | $ (10) | $ (11)

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