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Investments - Unrealized net capital gains and losses included in AOCI (Details) - USD ($) $ in Millions | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Fair value |  |
Fixed income securities: | $ 57,663 | $ 58,992
Equity securities | 6,965 | 6,621
Short-term investments | 3,071 | 1,944
Derivative instruments | 0 | 2
Gross unrealized Gains |  |
Fixed income securities | 923 | 1,750
Equity securities |  | 1,172
Short-term investments | 0 | 0
Derivative instruments | 0 | 2
Gross unrealized Losses |  |
Fixed income securities | (878) | (283)
Equity securities |  | (12)
Short-term investments | 0 | 0
Derivative instruments | (3) | (3)
Unrealized net gains (losses) |  |
Fixed income securities | 45 | 1,467
Equity securities |  | 1,160
Short-term investments | 0 | 0
Derivative instruments | (3) | (1)
EMA limited partnerships | 2 | 1
Unrealized net capital gains and losses, pre-tax | 44 | 2,627
Amount recognized for: |  |
Insurance reserves | 0 | (315)
DAC and DSI | (62) | (196)
Amounts recognized | (62) | (511)
Deferred income taxes | 2 | (454)
Total unrealized net capital gains and losses | $ (16) | 1,662
Fair value of derivative liabilities with unrealized net capital gain (loss) |  | $ 2

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