UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - CALUMET SPECIALTY PRODUCTS PARTNERS, L.P. - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Sales	$ 1,133.7	$ 1,017.8	$ 2,139.5	$ 2,055.1
Cost of sales	1,069.9	946.3	1,997.2	1,887.0
Gross profit	63.8	71.5	142.3	168.1
Operating costs and expenses:
Selling	15.1	15.5	28.8	29.0
General and administrative	37.5	25.7	60.8	62.8
Other operating expense	5.0	5.2	10.2	8.2
Operating income	6.2	25.1	42.5	68.1
Other income (expense):
Interest expense	(56.8)	(55.8)	(117.6)	(105.0)
Gain (loss) on derivative instruments	11.3	14.3	(5.6)	39.8
Other income (expense)	0.7	(5.5)	0.7	(5.7)
Total other expense	(44.8)	(47.0)	(122.5)	(70.9)
Net loss before income taxes	(38.6)	(21.9)	(80.0)	(2.8)
Income tax expense	0.5	0.4	0.7	0.9
Net loss	(39.1)	(22.3)	(80.7)	(3.7)
Less:
General partners' interest in net loss	(0.8)	(0.5)	(1.6)	(0.1)
Net loss available to limited partners	$ (38.3)	$ (21.8)	$ (79.1)	$ (3.6)
Weighted average limited partner units outstanding:
Basic	80,555,587	80,152,648	80,453,995	79,992,637
Diluted	80,555,587	80,152,648	80,453,995	79,992,637
Limited partners' interest basic and diluted net loss per unit:
Limited partners' interest basic net loss per unit	$ (0.48)	$ (0.27)	$ (0.98)	$ (0.05)
Limited partners' interest diluted net loss per unit	$ (0.48)	$ (0.27)	$ (0.98)	$ (0.05)