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Investment in Laramie Energy, LLC - Narrative (Details) - USD ($)
Mar. 31, 2022
Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]    
Principal amount of long-term debt $ 601,745,000 $ 579,875,000
Laramie Energy Company    
Schedule of Equity Method Investments [Line Items]    
Ownership interest in Laramie Energy, LLC 46.00%  
Investment in Laramie Energy, LLC $ 0 $ 0
Laramie Energy Company | Revolving Credit Facility    
Schedule of Equity Method Investments [Line Items]    
Principal amount of long-term debt $ 126,400,000