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South Dakota Public Utilities Commission (SDPUC) (Details 4) - Subsequent Event - SDPUC | Oct. 23, 2018 USD ($)
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Electric rate proceeding |
Public Utilities, General Disclosures [Line Items] |
Public Utilities, Approved Rate Increase (Decrease), Amount | $ (600,000)
Natural gas rate proceeding |
Public Utilities, General Disclosures [Line Items] |
Public Utilities, Approved Rate Increase (Decrease), Amount | $ (1,300,000)

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