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Regulatory Environment - MERC (Details) - Minnesota Public Utilities Commission (MPUC) - MERC - USD ($) $ in Millions |  | 1 Months Ended
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Nov. 01, 2022 | Dec. 31, 2022
Public Utilities, General Disclosures |  |
Requested rate increase | $ 40.3 |
Requested rate increase (as a percent) | 9.90% |
Requested return on equity (as a percent) | 10.30% |
Requested equity capital structure (as a percent) | 53.00% |
Interim rate increase |  | $ 37.0

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- Definition Amount of public utility's interim rate increase (decrease) allowed while waiting final decision of regulatory agency. + References No definition available. + Details
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