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