Crude Oil Supply and Inventory Purchase Agreement - Recurring Cash Fee Paid (Details) - Interest expense - J. Aron - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Oil and Gas, Delivery Commitment [Line Items]
Recurring cash fees paid	$ 5.9	$ 4.4	$ 16.1	$ 13.3
El Dorado Refinery
Oil and Gas, Delivery Commitment [Line Items]
Recurring cash fees paid	3.6	2.5	9.5	7.7
Big Spring refinery
Oil and Gas, Delivery Commitment [Line Items]
Recurring cash fees paid	1.3	0.9	3.3	2.4
Krotz Spring Refinery
Oil and Gas, Delivery Commitment [Line Items]
Recurring cash fees paid	$ 1.0	$ 1.0	$ 3.3	$ 3.2