Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Cash and cash equivalents	$ 1,341.5	$ 1,609.5
Property, plant and equipment, net	4,902.2	4,843.3
Long-term debt	$ 4,295.8	$ 4,653.6
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized (in shares)	100,000,000	100,000,000
Preferred stock, shares outstanding (in shares)	0	0
Treasury stock, at cost, 6,274,261 shares outstanding at December 31, 2018 and 6,132,884 shares outstanding at December 31, 2017 (in shares)	6,676,809	6,549,449
Class A Common Stock [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	1,000,000,000	1,000,000,000
Common stock, shares outstanding (in shares)	120,319,577	120,101,641
Class B Common Stock [Member]
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	1,000,000	1,000,000
Common stock, shares outstanding (in shares)	15	16
PBF LLC [Member]
Cash and cash equivalents	$ 1,339.8	$ 1,607.3
Property, plant and equipment, net	4,902.2	4,843.3
Long-term debt	$ 4,295.8	$ 4,653.6
PBF LLC [Member] | Series B Units [Member]
Common Unit, Issued (in shares)	1,000,000	1,000,000
Common Unit, Outstanding (in shares)	1,000,000	1,000,000
PBF LLC [Member] | Series A Units [Member]
Common Unit, Issued (in shares)	927,990	970,647
Common Unit, Outstanding (in shares)	927,990	970,647
PBF LLC [Member] | Series C Units [Member]
Common Unit, Issued (in shares)	120,340,808	120,122,872
Common Unit, Outstanding (in shares)	120,340,808	120,122,872