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Schedule II (Condensed Statements Of Operations) (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Condensed Income Statements, Captions [Line Items] |  |  |
Net gains (losses) on financial instruments at fair value and foreign exchange | $ 63 | $ 78 | $ 69
Investment losses related to other-than-temporary impairments: |  |  |
Net investment losses related to other-than-temporary impairments | (13) | (15) |
Net gains (losses) on extinguishment of debt | (1) | 3 | 60
Other net realized gains (losses) | 17 | 28 | (29)
Total revenues | 853 | 1,270 | 1,209
Interest | 199 | 210 | 236
Provision (benefit) for income taxes | 109 | 72 | 166
Net income (loss) | 180 | 569 | 250
Parent Company [Member] |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |
Net investment income | 35 | 44 | 50
Net gains (losses) on financial instruments at fair value and foreign exchange | 59 | 24 | 11
Investment losses related to other-than-temporary impairments: |  |  |
Investment losses related to other-than-temporary impairments | (3) | 0 | 0
Other-than-temporary impairments recognized in accumulated other comprehensive income (loss) | (1) | 0 | 0
Net investment losses related to other-than-temporary impairments | (4) | 0 | 0
Net gains (losses) on extinguishment of debt | 0 | 1 | 43
Other net realized gains (losses) | 21 | 1 | 0
Total revenues | 111 | 70 | 104
Operating | 24 | 25 | 69
Interest | 95 | 104 | 105
Total expenses | 119 | 129 | 174
Gain (loss) before income taxes and equity in earnings of subsidiaries | (8) | (59) | (70)
Provision (benefit) for income taxes | 1 | (165) | (202)
Gain (loss) before equity in earnings of subsidiaries | (9) | 106 | 132
Equity in net income (loss) of subsidiaries | 189 | 463 | 118
Net income (loss) | $ 180 | $ 569 | $ 250

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