Investment in Laramie Energy, LLC - Narrative (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Principal amount of long-term debt	$ 518,564,000	$ 579,875,000
Laramie Energy Company
Schedule of Equity Method Investments [Line Items]
Ownership interest	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	$ 85,100,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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