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Acquisitions - Tatanka Ridge (Details) - Tatanka Ridge
$ in Millions
1 Months Ended
Dec. 31, 2020
USD ($)
MW
Business Acquisition  
Capacity of generation unit | MW 155
Duration of offtake agreement for the sale of energy produced 12 years
Duration of offtake agreement for the sale of energy produced for company 2 10 years
Percent of tax benefits entitled to 99.00%
Number of years will receive tax benefits 11 years
WECI  
Business Acquisition  
Ownership interest in generating facility acquired 85.00%
Acquisition purchase price $ 239.9
Allocation of the purchase price  
Current assets 37.3
Net property, plant, and equipment 301.2
Current liabilities (37.3)
Long-term liabilities (19.3)
Noncontrolling interest (42.0)
Total purchase price $ 239.9