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Commitments and Contingencies - Merger Commitment (Details) $ in Millions | Sep. 30, 2024 USD ($)
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Other Commitments [Line Items] |
Other Commitment | $ 653
Pepco Holdings LLC |
Other Commitments [Line Items] |
Other Commitment | 126
Potomac Electric Power Company |
Other Commitments [Line Items] |
Other Commitment | 96
Delmarva Power and Light Company |
Other Commitments [Line Items] |
Other Commitment | 18
Atlantic City Electric Company |
Other Commitments [Line Items] |
Other Commitment | 12
Pepco Holdings Inc [Member] |
Other Commitments [Line Items] |
Other Commitment | 513
Pepco Holdings Inc [Member] | Remaining commitment |
Other Commitments [Line Items] |
Other Commitment | 30
Pepco Holdings Inc [Member] | Pepco Holdings LLC |
Other Commitments [Line Items] |
Other Commitment | 320
Pepco Holdings Inc [Member] | Pepco Holdings LLC | Remaining commitment |
Other Commitments [Line Items] |
Other Commitment | 27
Pepco Holdings Inc [Member] | Potomac Electric Power Company |
Other Commitments [Line Items] |
Other Commitment | 120
Pepco Holdings Inc [Member] | Potomac Electric Power Company | Remaining commitment |
Other Commitments [Line Items] |
Other Commitment | 24
Pepco Holdings Inc [Member] | Delmarva Power and Light Company |
Other Commitments [Line Items] |
Other Commitment | 89
Pepco Holdings Inc [Member] | Delmarva Power and Light Company | Remaining commitment |
Other Commitments [Line Items] |
Other Commitment | 2
Pepco Holdings Inc [Member] | Atlantic City Electric Company |
Other Commitments [Line Items] |
Other Commitment | 111
Pepco Holdings Inc [Member] | Atlantic City Electric Company | Remaining commitment |
Other Commitments [Line Items] |
Other Commitment | $ 1

X
- Definition Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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Balance Type: |
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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- Details
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- Details
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