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Jointly Owned Facilities - Related Party (Details) | Dec. 31, 2021 MW
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Black Hills Energy, Wyoming Electric | Cheyenne Prairie, Simple-Cycle Combustion Turbine |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 40
Busch Ranch I Wind Farm | Colorado Electric |
Jointly Owned Utility Plant Interests [Line Items] |
Jointly Owned Utility Plant, Proportionate Ownership Share | 50.00%
Busch Ranch I Wind Farm | Black Hills Electric Generation |
Jointly Owned Utility Plant Interests [Line Items] |
Jointly Owned Utility Plant, Proportionate Ownership Share | 50.00%
Cheyenne Prairie | Black Hills Energy, Wyoming Electric | Cheyenne Prairie, Combined Cycle |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 42
Cheyenne Prairie | Black Hills Energy - South Dakota Electric | Cheyenne Prairie, Combined Cycle |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 58
Cheyenne Prairie | South Dakota Electric and Wyoming Electric | Cheyenne Prairie, Combined Cycle |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 100
Corriedale Wind Project | Black Hills Energy, Wyoming Electric |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 20
Corriedale Wind Project | Black Hills Energy - South Dakota Electric |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 32.5
Corriedale Wind Project | South Dakota Electric and Wyoming Electric |
Jointly Owned Utility Plant Interests [Line Items] |
Utility Plant, Megawatt Capacity | 52.5

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- Definition 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. + References No definition available. + Details
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- Definition The proportionate share of interest (percent) in a jointly owned utility plant. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 10.C) -URI http://asc.fasb.org/extlink&oid=122136288&loc=d3e659983-123033 + Details
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