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v3.23.2

Fair Value of Financial Instruments - Derivative Fair Value Measurements (Details) $ in Millions | Jun. 30, 2023 USD ($) $ / MWh | Dec. 31, 2022 USD ($) $ / MWh
--- | --- | ---
Liabilities |  |
Derivative liabilities | $ 5,721 | $ 8,441
Commodity contracts |  |
Assets |  |
Derivative assets | 7,301 | 11,976
Liabilities |  |
Derivative liabilities | 5,600 | 8,439
Interest rate contracts |  |
Assets |  |
Derivative assets | 24 |
Level 3 |  |
Assets |  |
Derivative assets | 1,512 | 1,251
Liabilities |  |
Derivative liabilities | 722 | 746
Level 3 | Commodity contracts |  |
Assets |  |
Derivative assets | 1,512 | 1,251
Liabilities |  |
Derivative liabilities | 607 | 746
Level 3 | Commodity contracts | Natural Gas Contracts |  |
Assets |  |
Derivative assets | 105 | 340
Liabilities |  |
Derivative liabilities | $ 123 | $ 448
Level 3 | Commodity contracts | Natural Gas Contracts | Low | Valuation Technique, Discounted Cash Flow | Forward Market Price (perMMBtu) or (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | $ / MWh | 1,000,000 | 2
Level 3 | Commodity contracts | Natural Gas Contracts | High | Valuation Technique, Discounted Cash Flow | Forward Market Price (perMMBtu) or (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | $ / MWh | 17,000,000 | 48
Level 3 | Commodity contracts | Natural Gas Contracts | Weighted Average | Valuation Technique, Discounted Cash Flow | Forward Market Price (perMMBtu) or (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | $ / MWh | 4 | 6
Level 3 | Commodity contracts | Power Contracts |  |
Assets |  |
Derivative assets | $ 1,373 | $ 843
Liabilities |  |
Derivative liabilities | $ 427 | $ 216
Level 3 | Commodity contracts | Power Contracts | Low | Valuation Technique, Discounted Cash Flow | Forward Market Price (perMMBtu) or (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | $ / MWh | 1,000,000 | 3
Level 3 | Commodity contracts | Power Contracts | High | Valuation Technique, Discounted Cash Flow | Forward Market Price (perMMBtu) or (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | $ / MWh | 263,000,000 | 431
Level 3 | Commodity contracts | Power Contracts | Weighted Average | Valuation Technique, Discounted Cash Flow | Forward Market Price (perMMBtu) or (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | $ / MWh | 47 | 48
Level 3 | Commodity contracts | FTRs |  |
Assets |  |
Derivative assets | $ 34 | $ 68
Liabilities |  |
Derivative liabilities | $ 57 | $ 82
Level 3 | Commodity contracts | FTRs | Low | Valuation Technique, Discounted Cash Flow | Auction Prices (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | (23,000,000) | (32)
Level 3 | Commodity contracts | FTRs | High | Valuation Technique, Discounted Cash Flow | Auction Prices (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | 146,000,000 | 610
Level 3 | Commodity contracts | FTRs | Weighted Average | Valuation Technique, Discounted Cash Flow | Auction Prices (per MWh) |  |
Fair Value Inputs / Range |  |
Derivative asset/liability, measurement input | 1 | 0
Level 3 | Interest rate contracts |  |
Assets |  |
Derivative assets | $ 0 |
Level 3 | Interest rate contracts | Low | Valuation Technique, Discounted Cash Flow | Collateral Prepayment Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.0200 |
Level 3 | Interest rate contracts | Low | Valuation Technique, Discounted Cash Flow | Loss Severity Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.0600 |
Level 3 | Interest rate contracts | High | Valuation Technique, Discounted Cash Flow | Collateral Prepayment Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.0300 |
Level 3 | Interest rate contracts | High | Valuation Technique, Discounted Cash Flow | Loss Severity Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.3600 |
Level 3 | Interest rate contracts | Weighted Average | Valuation Technique, Discounted Cash Flow | Collateral Prepayment Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.0264 |
Level 3 | Interest rate contracts | Weighted Average | Valuation Technique, Discounted Cash Flow | Loss Severity Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.1020 |
Level 3 | Interest rate contracts | Consumer financing program |  |
Assets |  |
Derivative assets | $ 0 |
Liabilities |  |
Derivative liabilities | $ 115 |
Level 3 | Interest rate contracts | Consumer financing program | Low | Valuation Technique, Discounted Cash Flow | Collateral Default Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.0151 |
Level 3 | Interest rate contracts | Consumer financing program | High | Valuation Technique, Discounted Cash Flow | Collateral Default Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.7659 |
Level 3 | Interest rate contracts | Consumer financing program | Weighted Average | Valuation Technique, Discounted Cash Flow | Collateral Default Rates |  |
Fair Value Inputs / Range |  |
Derivative liability, measurement input | 0.0586 |

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