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v3.23.3

Subsequent Events (Details) - USD ($) $ in Millions | Sep. 30, 2023 | Sep. 30, 2022
--- | --- | ---
Debt Instrument, Redemption [Line Items] |  |
Non-current regulatory liabilities | $ 107 | $ 172
Regulatory assets | 5,566 | 6,134
Unrealized gains/losses on commodity derivatives |  |
Debt Instrument, Redemption [Line Items] |  |
Regulatory assets | 52 | 1
Unrealized gains/losses on commodity derivatives |  |
Debt Instrument, Redemption [Line Items] |  |
Non-current regulatory liabilities | $ 12 | $ 102

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