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Financial Instruments - Derivatives Not Designated as Hedging, Fair Value Table (Details) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Unrealized Gain On Derivative Contracts |  | $ 344 | $ 805
Derivative contracts, at fair value (liability) |  | $ 911 | $ 691
Derivative Liability, Statement of Financial Position [Extensible Enumeration] | [1] | Accrued Liabilities | Accrued Liabilities
Investment Segment |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Collateral for derivative positions |  | $ 2,034 | $ 1,436
Investment Segment | Not designated as hedging instrument |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Derivative contracts, at fair value (liability) | [1] | 906 | 687
Investment Segment | Not designated as hedging instrument | Other assets [Member] |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Asset derivatives, Gross |  | 398 | 839
Derivative, Fair Value, Amount Offset Against Collateral, Net | [1] | (71) | (34)
Unrealized Gain On Derivative Contracts | [1] | 327 | 805
Investment Segment | Not designated as hedging instrument | Accrued expenses and other liabilities |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Liability derivatives, Gross |  | 977 | 721
Derivative, Fair Value, Amount Offset Against Collateral, Net | [1] | (71) | (34)
Investment Segment | Not designated as hedging instrument | Equity Contract | Other assets [Member] |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Asset derivatives, Gross |  | 70 | 392
Investment Segment | Not designated as hedging instrument | Equity Contract | Accrued expenses and other liabilities |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Liability derivatives, Gross |  | 961 | 719
Investment Segment | Not designated as hedging instrument | Credit Risk Contract | Other assets [Member] |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Asset derivatives, Gross |  | 327 | 447
Investment Segment | Not designated as hedging instrument | Credit Risk Contract | Accrued expenses and other liabilities |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Liability derivatives, Gross |  | 1 | 1
Investment Segment | Not designated as hedging instrument | Commodity Contract |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Liability derivatives, Gross |  |  | 1
Investment Segment | Not designated as hedging instrument | Commodity Contract | Other assets [Member] |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Asset derivatives, Gross |  | 1 |
Investment Segment | Not designated as hedging instrument | Commodity Contract | Accrued expenses and other liabilities |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Liability derivatives, Gross |  | 15 |
Energy Segment |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Liability derivatives, Gross |  | (5) | (1)
Unrealized Gain On Derivative Contracts |  | 17 |
Derivative contracts, at fair value (liability) |  | 5 | 4
Energy Segment | Commodity Contract |  |  |
Derivatives Not Designated as Hedging Instruments, Fair Value |  |  |
Asset derivatives, Gross |  | 17 |
Liability derivatives, Gross |  | $ 10 | $ 5
[1] | Excludes netting of cash collateral received and posted. The total collateral posted at June 30, 2023 and December 31, 2022 was $2,034 million and $1,436 million, respectively, across all counterparties, which are included in cash held at consolidated affiliated partnerships and restricted cash in the condensed consolidated balance sheets.

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