LEASES - PARIS SOLAR (Details) - Paris Solar $ in Millions	Jun. 30, 2022 USD ($) MW
Lessee, Lease, Description [Line Items]
Lease initial term	25 years
Renewal term	25 years
Finance lease obligations	$ 52.5
Finance lease obligation at end of life of solar land contract	0.0
ROU asset under finance lease	$ 52.5
Weighted average discount rate - finance leases	5.28%
Paris Solar-Battery Park \| WE
Lessee, Lease, Description [Line Items]
Joint plant ownership percentage	75.00%
Paris Solar-Battery Park \| WPS
Lessee, Lease, Description [Line Items]
Joint plant ownership percentage	15.00%
Paris Solar-Battery Park \| WE and WPS
Lessee, Lease, Description [Line Items]
Jointly owned utility plant, proportionate ownership share of solar capacity \| MW	180
Jointly owned utility plant, proportionate ownership share of battery storage \| MW	99

Present value of lessee's discounted obligation for lease payments from finance lease.

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The proportionate share of interest (percent) in a jointly owned utility plant.

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Term of lessee's finance lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessee's finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale.

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