ACQUISITIONS - WEST RIVERSIDE (Details) - West Riverside Energy Center - WE $ in Millions	1 Months Ended
Sep. 30, 2023 USD ($) MW	Jun. 30, 2023 USD ($) MW	Mar. 31, 2024 MW
Asset Acquisition [Line Items]
Capacity of generation unit \| MW	100	100	200
Acquisition purchase price		$ 95.3
Acquisition purchase price, expected	$ 100.0

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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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.

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Purchase price of expected asset acquisition prior to consideration being transferred. Excludes business acquisition.

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The capacity, in megawatts, of a generation unit.

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