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Derivative Instruments and Hedging Activities - Additional Information (Details) $ in Millions | Sep. 30, 2024 USD ($)
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Investment Holdings [Line Items] |
Energy supply and hedging activities credit exposure total | $ 6
Makeup of net credit exposure with investment-grade counterparties | 2
Makeup of net credit exposure with commodity exchange brokers | 4
CECONY | Subsidiaries |
Investment Holdings [Line Items] |
Energy supply and hedging activities credit exposure total | 5
Makeup of net credit exposure with investment-grade counterparties | 2
Makeup of net credit exposure with commodity exchange brokers | $ 3

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- Definition Maximum potential amount of future undiscounted payments that could be required under the credit derivative, before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4K -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4K + Details
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