MNPUC (Details) - MNPUC [Member] - Gas Distribution [Member] - Great Plains Natural Gas Co. [Member] - USD ($)	Oct. 19, 2022	Jun. 01, 2022	Sep. 01, 2021
Public Utilities, General Disclosures [Line Items]
Public Utilities, Approved Rate Increase (Decrease), Amount			$ 8,800,000
Pending Rate Case [Member]
Public Utilities, General Disclosures [Line Items]
Depreciation and Amortization Requested Rate Increase (Decrease), Amount		$ (1,200,000)
Depreciation and Amortization, Rate, Percent		4.50%
Depreciation and Amortization, Requested Rate, Percent		2.80%
Subsequent Event [Member]
Public Utilities, General Disclosures [Line Items]
Disallowed Gas Costs	$ (845,000)