Condensed Consolidated Statements of Changes in Equity Statement - USD ($) $ in Millions	Total	Member’s Equity	Accumulated Other Comprehensive Loss	Retained Earnings	Noncontrolling Interest
Beginning balance at Dec. 31, 2022	$ 5,617.1	$ 2,959.7	$ (4.4)	$ 2,649.6	$ 12.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Member distributions	(1,320.4)			(1,320.4)
Capital contributions from PBF LLC	1,109.5	1,109.5
Distribution of assets to PBF LLC	(844.8)	(844.8)
Stock-based compensation expense	19.8	19.8
Comprehensive income (loss)	1,818.5		(0.6)	1,818.6	0.5
Ending balance at Sep. 30, 2023	6,399.7	3,244.2	(5.0)	3,147.8	12.7
Beginning balance at Jun. 30, 2023	5,146.8	2,764.3	(4.4)	2,374.3	12.6
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Member distributions	(221.4)			(221.4)
Capital contributions from PBF LLC	474.5	474.5
Distribution of assets to PBF LLC	(0.7)	(0.7)
Stock-based compensation expense	6.1	6.1
Comprehensive income (loss)	994.4		(0.6)	994.9	0.1
Ending balance at Sep. 30, 2023	6,399.7	3,244.2	(5.0)	3,147.8	12.7
Beginning balance at Dec. 31, 2023	6,161.8	3,298.7	(18.8)	2,868.8	13.1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Member distributions	(481.9)			(481.9)
Capital contributions from PBF LLC	185.0	185.0
Distribution of assets to PBF LLC	(8.8)	(8.8)
Stock-based compensation expense	20.7	20.7
Comprehensive income (loss)	(450.6)		1.5	(452.0)	(0.1)
Ending balance at Sep. 30, 2024	5,426.2	3,495.6	(17.3)	1,934.9	13.0
Beginning balance at Jun. 30, 2024	5,935.5	3,439.8	(18.3)	2,500.9	13.1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Member distributions	(138.4)			(138.4)
Capital contributions from PBF LLC	50.0	50.0
Stock-based compensation expense	5.8	5.8
Comprehensive income (loss)	(426.7)		1.0	(427.6)	(0.1)
Ending balance at Sep. 30, 2024	$ 5,426.2	$ 3,495.6	$ (17.3)	$ 1,934.9	$ 13.0