Commitments and Contingencies (Tehachapi) (Details) $ in Millions	1 Months Ended
Dec. 31, 2019 USD ($)
California Public Utilities Commission
Loss Contingencies [Line Items]
Costs associated with project	$ 419

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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