CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Statement of Operations) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Revenues	$ 7,440,470	$ 5,013,251	$ 13,240,071	$ 9,763,449
Cost and expenses:
Cost of products and other	6,512,153	4,662,833	11,701,759	8,914,587
Operating expenses (excluding depreciation and amortization expense as reflected below)	402,751	398,485	814,198	835,253
Depreciation and amortization expense	82,829	56,973	159,607	110,901
Cost of sales	6,997,733	5,118,291	12,675,564	9,860,741
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	51,756	34,904	110,026	75,367
Depreciation and amortization expense	2,563	6,020	5,277	7,782
Equity income in investee	(4,363)	(3,820)	(8,385)	(7,419)
Gain on sale of asset	594	29	673	912
Total cost and expenses	7,048,283	5,155,424	12,783,155	9,937,383
Income (loss) from operations	392,187	(142,173)	456,916	(173,934)
Other income (expense):
Equity in earnings of subsidiaries	0	0	0	0
Change in fair value of catalyst leases	4,140	1,104	4,153	(1,484)
Interest expense, net	(33,052)	(32,857)	(66,366)	(63,513)
Other non-service component of net periodic benefit costs	277	(101)	555	(202)
Income (loss) before income taxes	363,552	(199,478)	395,258	(264,584)
Income tax (benefit) expense	(3,983)	5,898	(4,684)	6,332
Net income (loss)	367,535	(205,376)	399,942	(270,916)
Less: net income attributable to noncontrolling interests	76	267	8	380
Net income (loss) attributable to PBF Holding Company LLC	367,459	(205,643)	399,934	(271,296)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	367,479	(205,313)	400,208	(270,645)
Debt extinguishment costs	0	(25,451)	0	(25,451)
Guarantor Subsidiaries [Member]
Revenues	342,061	134,566	1,053,783	760,335
Cost and expenses:
Cost of products and other	157,113	32,288	761,445	530,062
Operating expenses (excluding depreciation and amortization expense as reflected below)	394,759	389,804	799,783	819,249
Depreciation and amortization expense	80,906	55,076	155,764	107,123
Cost of sales	632,778	477,168	1,716,992	1,456,434
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	6,995	6,286	12,984	13,451
Depreciation and amortization expense	0	0	0	0
Equity income in investee	0	0	0	0
Gain on sale of asset	594	29	673	912
Total cost and expenses	640,367	483,483	1,730,649	1,470,797
Income (loss) from operations	(298,306)	(348,917)	(676,866)	(710,462)
Other income (expense):
Equity in earnings of subsidiaries	(9,888)	1,442	(9,049)	3,335
Change in fair value of catalyst leases	4,140	1,104	4,153	(1,484)
Interest expense, net	(527)	(480)	(932)	(838)
Other non-service component of net periodic benefit costs	370	(85)	737	(170)
Income (loss) before income taxes	(304,211)	(346,936)	(681,957)	(709,619)
Income tax (benefit) expense	0	0	0	0
Net income (loss)	(304,211)	(346,936)	(681,957)	(709,619)
Less: net income attributable to noncontrolling interests	76	267	8	380
Net income (loss) attributable to PBF Holding Company LLC	(304,287)	(347,203)	(681,965)	(709,999)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(304,287)	(347,203)	(681,965)	(709,999)
Debt extinguishment costs		0		0
Non-Guarantor Subsidiaries [Member]
Revenues	903,603	512,262	1,589,206	1,042,167
Cost and expenses:
Cost of products and other	910,790	489,012	1,590,381	1,013,627
Operating expenses (excluding depreciation and amortization expense as reflected below)	7,981	9,007	14,384	16,335
Depreciation and amortization expense	1,923	1,897	3,843	3,778
Cost of sales	920,694	499,916	1,608,608	1,033,740
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	867	(209)	2,179	(590)
Depreciation and amortization expense	0	0	0	0
Equity income in investee	(4,363)	(3,820)	(8,385)	(7,419)
Gain on sale of asset	0	0	0	0
Total cost and expenses	917,198	495,887	1,602,402	1,025,731
Income (loss) from operations	(13,595)	16,375	(13,196)	16,436
Other income (expense):
Equity in earnings of subsidiaries	0	0	0	0
Change in fair value of catalyst leases	0	0	0	0
Interest expense, net	(277)	(269)	(540)	(449)
Other non-service component of net periodic benefit costs	1	0	3	0
Income (loss) before income taxes	(13,871)	16,106	(13,733)	15,987
Income tax (benefit) expense	(3,983)	5,898	(4,684)	6,332
Net income (loss)	(9,888)	10,208	(9,049)	9,655
Less: net income attributable to noncontrolling interests	0	0	0	0
Net income (loss) attributable to PBF Holding Company LLC	(9,888)	10,208	(9,049)	9,655
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	(9,888)	10,208	(9,049)	9,655
Debt extinguishment costs		0		0
Issuer [Member]
Revenues	7,379,226	4,928,464	13,113,901	9,654,243
Cost and expenses:
Cost of products and other	6,628,670	4,703,574	11,866,752	9,064,194
Operating expenses (excluding depreciation and amortization expense as reflected below)	11	(326)	31	(331)
Depreciation and amortization expense	0	0	0	0
Cost of sales	6,628,681	4,703,248	11,866,783	9,063,863
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	43,894	28,827	94,863	62,506
Depreciation and amortization expense	2,563	6,020	5,277	7,782
Equity income in investee	0	0	0	0
Gain on sale of asset	0	0	0	0
Total cost and expenses	6,675,138	4,738,095	11,966,923	9,134,151
Income (loss) from operations	704,088	190,369	1,146,978	520,092
Other income (expense):
Equity in earnings of subsidiaries	(304,211)	(338,171)	(681,957)	(703,300)
Change in fair value of catalyst leases	0	0	0	0
Interest expense, net	(32,248)	(32,108)	(64,894)	(62,226)
Other non-service component of net periodic benefit costs	(94)	(16)	(185)	(32)
Income (loss) before income taxes	367,535	(205,377)	399,942	(270,917)
Income tax (benefit) expense	0	0	0	0
Net income (loss)	367,535	(205,377)	399,942	(270,917)
Less: net income attributable to noncontrolling interests	76	267	8	380
Net income (loss) attributable to PBF Holding Company LLC	367,459	(205,644)	399,934	(271,297)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	367,479	(205,314)	400,208	(270,646)
Debt extinguishment costs		(25,451)		(25,451)
Consolidation, Eliminations [Member]
Revenues	(1,184,420)	(562,041)	(2,516,819)	(1,693,296)
Cost and expenses:
Cost of products and other	(1,184,420)	(562,041)	(2,516,819)	(1,693,296)
Operating expenses (excluding depreciation and amortization expense as reflected below)	0	0	0	0
Depreciation and amortization expense	0	0	0	0
Cost of sales	(1,184,420)	(562,041)	(2,516,819)	(1,693,296)
General and administrative expenses (excluding depreciation and amortization expense as reflected below)	0	0	0	0
Depreciation and amortization expense	0	0	0	0
Equity income in investee	0	0	0	0
Gain on sale of asset	0	0	0	0
Total cost and expenses	(1,184,420)	(562,041)	(2,516,819)	(1,693,296)
Income (loss) from operations	0	0	0	0
Other income (expense):
Equity in earnings of subsidiaries	314,099	336,729	691,006	699,965
Change in fair value of catalyst leases	0	0	0	0
Interest expense, net	0	0	0	0
Other non-service component of net periodic benefit costs	0	0	0	0
Income (loss) before income taxes	314,099	336,729	691,006	699,965
Income tax (benefit) expense	0	0	0	0
Net income (loss)	314,099	336,729	691,006	699,965
Less: net income attributable to noncontrolling interests	(76)	(267)	(8)	(380)
Net income (loss) attributable to PBF Holding Company LLC	314,175	336,996	691,014	700,345
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 314,175	336,996	$ 691,014	700,345
Debt extinguishment costs		$ 0		$ 0