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Financial Instruments - Gain (Loss) Recognized on Derivatives Not Designated as Hedging Table (Details) - Not designated as hedging instrument - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
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Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Net gain (loss) from investment activities |  |  |  |  |
Derivative |  |  |  |  |
Gain (loss) on derivatives not designated as hedging instruments recognized in income | [1] | $ (105) | $ (32) | $ (738) | $ 131
Equity Contract |  |  |  |  |
Derivative |  |  |  |  |
Gain (loss) on derivatives not designated as hedging instruments recognized in income | [1] | 32 | 227 | (618) | 710
Credit Risk Contract |  |  |  |  |
Derivative |  |  |  |  |
Gain (loss) on derivatives not designated as hedging instruments recognized in income | [1] | (63) | $ (259) | (29) | $ (579)
Commodity Contract |  |  |  |  |
Derivative |  |  |  |  |
Gain (loss) on derivatives not designated as hedging instruments recognized in income |  | $ (74) |  | $ (91) |
[1] | Gains (losses) recognized on derivatives are classified in net (loss) gain from investment activities in our condensed consolidated statements of operations for our Investment segment.

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