CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Statement of Operations) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Revenues	$ 24,468,900	$ 27,164,000	$ 21,772,400
Cost and expenses:
Cost of products and other	21,667,700	24,744,600	19,095,800
Operating expenses (excluding depreciation and amortization expense as reflected below)	1,684,300	1,654,800	1,626,400
Depreciation and amortization expense	386,700	329,700	254,300
Cost of sales	23,738,700	26,729,100	20,976,500
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	258,700	253,800	197,900
Depreciation and amortization expense	10,800	10,600	13,000
Equity income in investee	(7,900)	(17,800)	(14,600)
(Gain) loss on sale of assets	(29,900)	(43,100)	1,500
Total cost and expenses	23,970,400	26,932,600	21,174,300
Income from operations	498,500	231,400	598,100
Other income (expense):
Equity in earnings (loss) of subsidiaries	0	0	0
Change in fair value of catalyst obligations	(9,700)	5,600	(2,200)
Debt extinguishment costs	0	0	(25,500)
Interest expense, net	(108,700)	(127,100)	(122,600)
Other non-service components of net periodic benefit cost	(200)	1,100	(1,400)
Income before income taxes	379,900	111,000	446,400
Income tax (benefit) expense	(8,300)	8,000	(10,800)
Net income	388,200	103,000	457,200
Less: net income attributable to noncontrolling interests	0	100	100
Net income attributable to PBF Holding Company LLC	388,200	102,900	457,100
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	402,400	105,900	456,100
Combining and Consolidated Adjustments [Member]
Revenues	(4,620,400)	(4,264,600)	(3,582,600)
Cost and expenses:
Cost of products and other	(4,620,400)	(4,264,600)	(3,582,600)
Operating expenses (excluding depreciation and amortization expense as reflected below)	0	0	0
Depreciation and amortization expense	0	0	0
Cost of sales	(4,620,400)	(4,264,600)	(3,582,600)
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	0	0	0
Depreciation and amortization expense	0	0	0
Equity income in investee	0	0	0
(Gain) loss on sale of assets	0	0	0
Total cost and expenses	(4,620,400)	(4,264,600)	(3,582,600)
Income from operations	0	0	0
Other income (expense):
Equity in earnings (loss) of subsidiaries	1,473,400	1,274,200	1,347,900
Change in fair value of catalyst obligations	0	0	0
Debt extinguishment costs			0
Interest expense, net	0	0	0
Other non-service components of net periodic benefit cost	0	0	0
Income before income taxes	1,473,400	1,274,200	1,347,900
Income tax (benefit) expense	0	0	0
Net income	1,473,400	1,274,200	1,347,900
Less: net income attributable to noncontrolling interests	0	(100)	(100)
Net income attributable to PBF Holding Company LLC	1,473,400	1,274,300	1,348,000
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	1,473,400	1,274,300	1,348,000
Issuer [Member]
Revenues	24,276,800	26,935,100	21,489,700
Cost and expenses:
Cost of products and other	22,090,600	25,170,900	19,354,400
Operating expenses (excluding depreciation and amortization expense as reflected below)	0	100	0
Depreciation and amortization expense	0	0	0
Cost of sales	22,090,600	25,171,000	19,354,400
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	224,300	222,900	170,100
Depreciation and amortization expense	10,800	10,600	13,000
Equity income in investee	0	0	0
(Gain) loss on sale of assets	0	0	0
Total cost and expenses	22,325,700	25,404,500	19,537,500
Income from operations	1,951,100	1,530,600	1,952,200
Other income (expense):
Equity in earnings (loss) of subsidiaries	(1,456,600)	(1,302,900)	(1,349,200)
Change in fair value of catalyst obligations	0	0	0
Debt extinguishment costs			(25,500)
Interest expense, net	(105,500)	(124,300)	(120,100)
Other non-service components of net periodic benefit cost	(800)	(400)	(200)
Income before income taxes	388,200	103,000	457,200
Income tax (benefit) expense	0	0	0
Net income	388,200	103,000	457,200
Less: net income attributable to noncontrolling interests	0	100	100
Net income attributable to PBF Holding Company LLC	388,200	102,900	457,100
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	391,600	105,900	456,100
Guarantors Subsidiaries [Member]
Revenues	1,763,300	1,532,400	1,488,700
Cost and expenses:
Cost of products and other	1,153,700	940,200	962,900
Operating expenses (excluding depreciation and amortization expense as reflected below)	1,652,800	1,623,600	1,594,900
Depreciation and amortization expense	378,900	322,000	246,700
Cost of sales	3,185,400	2,885,800	2,804,500
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	36,100	26,700	28,300
Depreciation and amortization expense	0	0	0
Equity income in investee	0	0	0
(Gain) loss on sale of assets	(29,900)	(43,100)	1,500
Total cost and expenses	3,191,600	2,869,400	2,834,300
Income from operations	(1,428,300)	(1,337,000)	(1,345,600)
Other income (expense):
Equity in earnings (loss) of subsidiaries	(16,800)	28,700	1,300
Change in fair value of catalyst obligations	(9,700)	5,600	(2,200)
Debt extinguishment costs			0
Interest expense, net	(2,400)	(1,700)	(1,500)
Other non-service components of net periodic benefit cost	600	1,500	(1,200)
Income before income taxes	(1,456,600)	(1,302,900)	(1,349,200)
Income tax (benefit) expense	0	0	0
Net income	(1,456,600)	(1,302,900)	(1,349,200)
Less: net income attributable to noncontrolling interests	0	100	100
Net income attributable to PBF Holding Company LLC	(1,456,600)	(1,303,000)	(1,349,300)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(1,445,800)	(1,303,000)	(1,349,300)
Non-Guarantor Subsidiaries [Member]
Revenues	3,049,200	2,961,100	2,376,600
Cost and expenses:
Cost of products and other	3,043,800	2,898,100	2,361,100
Operating expenses (excluding depreciation and amortization expense as reflected below)	31,500	31,100	31,500
Depreciation and amortization expense	7,800	7,700	7,600
Cost of sales	3,083,100	2,936,900	2,400,200
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	(1,700)	4,200	(500)
Depreciation and amortization expense	0	0	0
Equity income in investee	(7,900)	(17,800)	(14,600)
(Gain) loss on sale of assets	0	0	0
Total cost and expenses	3,073,500	2,923,300	2,385,100
Income from operations	(24,300)	37,800	(8,500)
Other income (expense):
Equity in earnings (loss) of subsidiaries	0	0	0
Change in fair value of catalyst obligations	0	0	0
Debt extinguishment costs			0
Interest expense, net	(800)	(1,100)	(1,000)
Other non-service components of net periodic benefit cost	0	0	0
Income before income taxes	(25,100)	36,700	(9,500)
Income tax (benefit) expense	(8,300)	8,000	(10,800)
Net income	(16,800)	28,700	1,300
Less: net income attributable to noncontrolling interests	0	0	0
Net income attributable to PBF Holding Company LLC	(16,800)	28,700	1,300
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ (16,800)	$ 28,700	$ 1,300