Overview (Details)	9 Months Ended
	Sep. 30, 2025 refinery segment
Schedule of Equity Method Investments [Line Items]
Operating segments | segment	3
Number of owned and operated refineries | refinery	4
Laramie Energy Company
Schedule of Equity Method Investments [Line Items]
Ownership interest (in percent)	46.00%
Yellowstone Energy Limited Partnership | Billings Acquisition
Schedule of Equity Method Investments [Line Items]
Ownership interest (in percent)	65.00%
Yellowstone Pipeline Company
Schedule of Equity Method Investments [Line Items]
Ownership interest (in percent)	40.00%
Yellowstone Pipeline Company | Billings Acquisition
Schedule of Equity Method Investments [Line Items]
Ownership interest (in percent)	40.00%