CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Statement of Operations) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Revenues	$ 27,164,008	$ 21,772,478	$ 15,908,537
Cost and expenses:
Cost of products and other	24,744,619	19,095,827	13,765,088
Operating expenses (excluding depreciation and amortization expense as reflected below)	1,654,749	1,626,440	1,390,135
Depreciation and amortization expense	329,709	254,271	204,005
Cost of sales	26,729,077	20,976,538	15,359,228
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	253,834	197,938	149,510
Depreciation and amortization expense	10,634	12,964	5,835
Equity income in investee	(17,819)	(14,565)	(5,679)
(Gain) loss on sale of assets	(43,094)	1,458	11,374
Total cost and expenses	26,932,632	21,174,333	15,520,268
Income from operations	231,376	598,145	388,269
Other income (expense):
Equity in earnings (loss) of subsidiaries	0	0	0
Change in fair value of catalyst leases	5,587	(2,247)	1,422
Debt extinguishment costs	0	(25,451)	0
Interest expense, net	(127,129)	(122,628)	(129,536)
Other non-service components of net periodic benefit cost	1,109	(1,402)	(580)
Income before income taxes	110,943	446,417	259,575
Income tax expense (benefit)	7,999	(10,783)	23,689
Net income	102,944	457,200	235,886
Less: net income attributable to noncontrolling interests	44	95	269
Net income attributable to PBF Holding Company LLC	102,900	457,105	235,617
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	105,883	456,139	233,025
Issuer [Member]
Revenues	26,935,156	21,489,767	15,808,556
Cost and expenses:
Cost of products and other	25,170,899	19,354,399	13,813,293
Operating expenses (excluding depreciation and amortization expense as reflected below)	54	(42)	41
Depreciation and amortization expense	0	0	0
Cost of sales	25,170,953	19,354,357	13,813,334
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	222,976	170,211	123,017
Depreciation and amortization expense	10,634	12,964	5,835
Equity income in investee	0	0	0
(Gain) loss on sale of assets	0	0	2,392
Total cost and expenses	25,404,563	19,537,532	13,944,578
Income from operations	1,530,593	1,952,235	1,863,978
Other income (expense):
Equity in earnings (loss) of subsidiaries	(1,302,931)	(1,349,208)	(1,502,243)
Change in fair value of catalyst leases	0	0	0
Debt extinguishment costs		(25,451)
Interest expense, net	(124,339)	(120,150)	(125,715)
Other non-service components of net periodic benefit cost	(379)	(226)	(133)
Income before income taxes	102,944	457,200	235,887
Income tax expense (benefit)	0	0	0
Net income	102,944	457,200	235,887
Less: net income attributable to noncontrolling interests	44	95	269
Net income attributable to PBF Holding Company LLC	102,900	457,105	235,618
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	105,883	456,139	233,026
Guarantors Subsidiaries [Member]
Revenues	1,532,383	1,488,687	800,647
Cost and expenses:
Cost of products and other	940,247	962,929	649,242
Operating expenses (excluding depreciation and amortization expense as reflected below)	1,623,564	1,594,937	1,356,125
Depreciation and amortization expense	322,015	246,662	194,702
Cost of sales	2,885,826	2,804,528	2,200,069
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	26,652	28,258	27,602
Depreciation and amortization expense	0	0	0
Equity income in investee	0	0	0
(Gain) loss on sale of assets	(43,118)	1,458	150
Total cost and expenses	2,869,360	2,834,244	2,227,821
Income from operations	(1,336,977)	(1,345,557)	(1,427,174)
Other income (expense):
Equity in earnings (loss) of subsidiaries	28,696	1,273	(74,507)
Change in fair value of catalyst leases	5,587	(2,247)	1,422
Debt extinguishment costs		0
Interest expense, net	(1,725)	(1,501)	(1,538)
Other non-service components of net periodic benefit cost	1,488	(1,176)	(447)
Income before income taxes	(1,302,931)	(1,349,208)	(1,502,244)
Income tax expense (benefit)	0	0	0
Net income	(1,302,931)	(1,349,208)	(1,502,244)
Less: net income attributable to noncontrolling interests	44	95	269
Net income attributable to PBF Holding Company LLC	(1,302,975)	(1,349,303)	(1,502,513)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(1,302,975)	(1,349,303)	(1,502,513)
Non-Guarantor Subsidiaries [Member]
Revenues	2,961,078	2,376,654	1,524,691
Cost and expenses:
Cost of products and other	2,898,082	2,361,129	1,527,910
Operating expenses (excluding depreciation and amortization expense as reflected below)	31,131	31,545	33,969
Depreciation and amortization expense	7,694	7,609	9,303
Cost of sales	2,936,907	2,400,283	1,571,182
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	4,206	(531)	(1,109)
Depreciation and amortization expense	0	0	0
Equity income in investee	(17,819)	(14,565)	(5,679)
(Gain) loss on sale of assets	24	0	8,832
Total cost and expenses	2,923,318	2,385,187	1,573,226
Income from operations	37,760	(8,533)	(48,535)
Other income (expense):
Equity in earnings (loss) of subsidiaries	0	0	0
Change in fair value of catalyst leases	0	0	0
Debt extinguishment costs		0
Interest expense, net	(1,065)	(977)	(2,283)
Other non-service components of net periodic benefit cost		0	0
Income before income taxes	36,695	(9,510)	(50,818)
Income tax expense (benefit)	7,999	(10,783)	23,689
Net income	28,696	1,273	(74,507)
Less: net income attributable to noncontrolling interests	0	0	0
Net income attributable to PBF Holding Company LLC	28,696	1,273	(74,507)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	28,696	1,273	(74,507)
Combining and Consolidated Adjustments [Member]
Revenues	(4,264,609)	(3,582,630)	(2,225,357)
Cost and expenses:
Cost of products and other	(4,264,609)	(3,582,630)	(2,225,357)
Operating expenses (excluding depreciation and amortization expense as reflected below)	0	0	0
Depreciation and amortization expense	0	0	0
Cost of sales	(4,264,609)	(3,582,630)	(2,225,357)
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	(4,264,609)	(3,582,630)	(2,225,357)
Income from operations	0	0	0
Other income (expense):
Equity in earnings (loss) of subsidiaries	1,274,235	1,347,935	1,576,750
Change in fair value of catalyst leases	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	1,274,235	1,347,935	1,576,750
Income tax expense (benefit)	0	0	0
Net income	1,274,235	1,347,935	1,576,750
Less: net income attributable to noncontrolling interests	(44)	(95)	(269)
Net income attributable to PBF Holding Company LLC	1,274,279	1,348,030	1,577,019
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 1,274,279	$ 1,348,030	$ 1,577,019