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v3.23.3

Derivative Instruments (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Not Designated as Hedging Instrument |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | $ 1 |  | $ 1 |  | $ 12
Derivative Liabilities Fair Value | 630 |  | 630 |  | 578
Not Designated as Hedging Instrument | CERC |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 1 |  | 1 |  | 9
Derivative Liabilities Fair Value | 0 |  | 0 |  | 0
Energy Related Derivative | Current Assets: Non-trading derivative assets | Not Designated as Hedging Instrument |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 1 |  | 1 |  | 9
Derivative Liabilities Fair Value | 0 |  | 0 |  | 0
Energy Related Derivative | Current Assets: Non-trading derivative assets | Not Designated as Hedging Instrument | CERC |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 1 |  | 1 |  | 7
Derivative Liabilities Fair Value | 0 |  | 0 |  | 0
Energy Related Derivative | Other Assets: Non-trading derivative assets | Not Designated as Hedging Instrument |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 0 |  | 0 |  | 2
Derivative Liabilities Fair Value | 0 |  | 0 |  | 0
Energy Related Derivative | Other Assets: Non-trading derivative assets | Not Designated as Hedging Instrument | CERC |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 0 |  | 0 |  | 2
Derivative Liabilities Fair Value | 0 |  | 0 |  | 0
Interest rate derivatives | Current Assets: Non-trading derivative assets | Not Designated as Hedging Instrument |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 0 |  | 0 |  | 1
Derivative Liabilities Fair Value | 0 |  | 0 |  | 0
Interest rate derivatives | Economic hedge |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Economic hedge | 0 |  | 0 |  | 84
Indexed debt securities derivative | Gains (Losses) in Other Income (Expense) |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Gain (loss) on derivative instruments not designated as hedging instruments | (47) | $ 210 | (52) | $ 381 |
Indexed debt securities derivative | Current Liabilities | Not Designated as Hedging Instrument |  |  |  |  |
Derivatives, Fair Value [Line Items] |  |  |  |  |
Derivative Assets Fair Value | 0 |  | 0 |  | 0
Derivative Liabilities Fair Value | $ 630 |  | $ 630 |  | $ 578

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