Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2024

Fair Value Disclosures [Abstract]

Schedule of Financial Assets and Liabilities Measured on Recurring Basis

The fair value hierarchy for our financial assets and liabilities accounted for at fair value on a recurring basis was as follows (in millions):

	As of September 30, 2024
	Level 1		Level 2		Level 3		Total
Assets
Commodity derivatives	$	—	$	37.0	$	—	$	37.0
Interest rate swap derivatives	—		1.2		—		1.2
RINs commitment contracts	—		2.6		—		2.6
Total assets	—		40.8		—		40.8
Liabilities
Commodity derivatives	—		(39.5)		—		(39.5)
Interest rate swap derivatives	—		(6.4)		—		(6.4)
RINs commitment contracts	—		(3.7)		—		(3.7)
Environmental credits obligation deficit	—		(50.1)		—		(50.1)
Inventory Intermediation Agreement obligation	—		(388.9)		—		(388.9)
Total liabilities	—		(488.6)		—		(488.6)
Net liabilities	$	—	$	(447.8)	$	—	$	(447.8)

	As of December 31, 2023
	Level 1		Level 2		Level 3		Total
Assets
Commodity derivatives	$	—	$	6.6	$	—	$	6.6
Total assets	—		6.6		—		6.6
Liabilities
Commodity derivatives	—		(7.9)		—		(7.9)
RINs commitment contracts	—		(3.1)		—		(3.1)
Environmental credits obligation deficit	—		(39.6)		—		(39.6)
Inventory Intermediation Agreement obligation	—		(407.6)		—		(407.6)
Total liabilities	—		(458.2)		—		(458.2)
Net liabilities	$	—	$	(451.6)	$	—	$	(451.6)