Commitments and Contingencies (Details-1) $ in Millions	Dec. 31, 2022 USD ($)
Columbia Units [Member]
Public Utilities, General Disclosures [Line Items]
Projected costs for enviornmental regulations	$ 4
Elm Road Units [Member]
Public Utilities, General Disclosures [Line Items]
Projected costs for enviornmental regulations	$ 4

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.

No definition available.

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