Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Revenues	$ 7,465.6	$ 8,726.6	$ 14,522.7	$ 17,363.0
Cost and expenses:
Cost of products and other	6,825.5	8,045.5	13,490.9	15,723.6
Operating expenses (excluding depreciation and amortization expense as reflected below)	607.5	581.9	1,313.8	1,236.6
Depreciation and amortization expense	148.8	145.8	307.4	278.1
Cost of sales	7,581.8	8,773.2	15,112.1	17,238.3
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	77.3	62.1	145.2	123.1
Gain on insurance recoveries	189.0	0.0	189.0	0.0
Depreciation and amortization expense	2.1	1.8	4.2	3.5
Change in fair value of contingent consideration, net	0.0	0.0	0.0	(3.3)
(Gain) loss on sale of assets	(0.2)	0.2	(0.2)	0.7
Total cost and expenses	7,472.0	8,837.3	15,072.3	17,362.3
Income (loss) from operations	(6.4)	(110.7)	(549.6)	0.7
Other income (expense):
Interest expense (net of interest income of $3.5, $13.8, $7.7, and $31.0, respectively)	(54.4)	(17.7)	(89.9)	(28.9)
Other non-service components of net periodic benefit cost	0.3	0.6	0.6	1.2
Income (loss) before income taxes	(60.5)	(127.8)	(638.9)	(27.0)
Income tax (benefit) expense	(0.3)	(2.3)	0.0	(2.6)
Net income (loss)	(60.2)	(125.5)	(638.9)	(24.4)
Less: net income (loss) attributable to noncontrolling interest	0.0	0.0	0.0	0.0
Net income (loss) attributable to PBF Holding Company LLC	$ (60.2)	$ (125.5)	$ (638.9)	$ (24.4)