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SDPUC (Details 3) - Subsequent Event [Member] - Electricity [Member] - SDPUC [Member] - Montana-Dakota Utilities Co. [Member] | May 01, 2020 USD ($)
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Public Utilities, General Disclosures [Line Items] |
Total Transmission Cost Adjustment Rider | $ 764,000
Public Utilities, Approved Rate Increase (Decrease), Amount | $ (15,000)
Public Utilities, Approved Rate Increase (Decrease), Percentage | (1.90%)
Transmission Capital Projects Increase (Decrease) | $ 87,000
Electric Rate Proceeding [Member] |
Public Utilities, General Disclosures [Line Items] |
Public Utilities, Approved Rate Increase (Decrease), Amount | 242,000
Total Infrastructure Rider | $ 1,300,000

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- Definition Total Transmission Cost Adjustment Rider + References No definition available. + Details
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