REGULATORY ENVIRONMENT - COVID-19 (Details)	1 Months Ended
Mar. 31, 2020 order
Public Service Commission of Wisconsin (PSCW)
Public Utilities, General Disclosures [Line Items]
Number of orders issued in response to COVID-19	2

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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