CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Balance Sheet) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 315,818	$ 526,160	$ 217,545	$ 626,705
Accounts receivable	829,747	951,129
Accounts receivable - affiliate	5,368	8,352
Inventories	2,579,744	2,213,797
Prepaid and other current assets	85,776	49,523
Due from related parties	0	0
Total current assets	3,816,453	3,748,961
Property, plant and equipment, net	2,822,760	2,805,390
Investment in subsidiaries	0	0
Investment in equity method investee	170,925	171,903
Deferred charges and other assets, net	875,608	779,924
Total assets	7,685,746	7,506,178
Current liabilities:
Accounts payable	661,561	572,932
Accounts payable - affiliate	32,481	40,817
Accrued expenses	1,869,857	1,800,859
Current portion of long-term debt	11,032	10,987
Deferred revenue	5,519	7,495
Due to related parties	0	0
Total current liabilities	2,584,860	2,438,711
Long-term debt	1,626,148	1,626,249
Deferred tax liabilities	32,459	33,155
Investment in subsidiaries	0
Other long-term liabilities	222,610	223,961
Due to Related Parties, Noncurrent		0
Total liabilities	4,466,077	4,322,076
Commitments and contingencies
Equity:
Member’s equity	2,364,040	2,359,791
Retained earnings / (accumulated deficit)	871,563	840,431
Accumulated other comprehensive loss	(26,674)	(26,928)
Total PBF Holding Company LLC equity	3,208,929	3,173,294
Noncontrolling interest	10,740	10,808
Total equity	3,219,669	3,184,102
Total liabilities and equity	7,685,746	7,506,178
Note payable	4,410	5,621
Issuer [Member]
Current assets:
Cash and cash equivalents	283,543	486,568	134,312	530,085
Accounts receivable	786,954	903,298
Accounts receivable - affiliate	919	2,321
Inventories	2,317,367	1,982,315
Prepaid and other current assets	27,454	20,523
Due from related parties	29,984,236	28,632,914
Total current assets	33,400,473	32,027,939
Property, plant and equipment, net	20,102	21,785
Investment in subsidiaries	0	0
Investment in equity method investee	0	0
Deferred charges and other assets, net	28,088	30,141
Total assets	33,448,663	32,079,865
Current liabilities:
Accounts payable	484,411	413,829
Accounts payable - affiliate	30,941	39,952
Accrued expenses	1,484,690	1,409,212
Current portion of long-term debt	0	0
Deferred revenue	4,061	6,005
Due to related parties	25,636,232	24,813,299
Total current liabilities	27,640,335	26,682,297
Long-term debt	1,551,821	1,550,206
Deferred tax liabilities	0	0
Investment in subsidiaries	1,006,893
Other long-term liabilities	29,945	30,612
Due to Related Parties, Noncurrent		632,648
Total liabilities	30,228,994	28,895,763
Commitments and contingencies
Equity:
Member’s equity	2,364,040	2,359,791
Retained earnings / (accumulated deficit)	871,563	840,431
Accumulated other comprehensive loss	(26,674)	(26,928)
Total PBF Holding Company LLC equity	3,208,929	3,173,294
Noncontrolling interest	10,740	10,808
Total equity	3,219,669	3,184,102
Total liabilities and equity	33,448,663	32,079,865
Note payable	0	0
Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	10,578	13,456	36,705	56,717
Accounts receivable	6,936	7,605
Accounts receivable - affiliate	3,717	5,300
Inventories	0	0
Prepaid and other current assets	56,687	27,100
Due from related parties	23,689,972	23,302,660
Total current assets	23,767,890	23,356,121
Property, plant and equipment, net	2,567,689	2,547,229
Investment in subsidiaries	408,607	413,136
Investment in equity method investee	0	0
Deferred charges and other assets, net	847,486	749,749
Total assets	27,591,672	27,066,235
Current liabilities:
Accounts payable	160,945	137,149
Accounts payable - affiliate	1,540	865
Accrued expenses	148,505	122,722
Current portion of long-term debt	11,032	10,987
Deferred revenue	1,455	1,472
Due to related parties	28,018,455	27,166,679
Total current liabilities	28,346,342	27,445,495
Long-term debt	47,972	48,024
Deferred tax liabilities	0	0
Investment in subsidiaries	0
Other long-term liabilities	188,520	189,204
Due to Related Parties, Noncurrent		0
Total liabilities	28,582,834	27,682,723
Commitments and contingencies
Equity:
Member’s equity	1,734,503	1,731,268
Retained earnings / (accumulated deficit)	(2,726,745)	(2,348,904)
Accumulated other comprehensive loss	(9,660)	(9,660)
Total PBF Holding Company LLC equity	(1,001,902)	(627,296)
Noncontrolling interest	10,740	10,808
Total equity	(991,162)	(616,488)
Total liabilities and equity	27,591,672	27,066,235
Note payable	4,410	5,621
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	21,697	26,136	46,528	41,366
Accounts receivable	35,857	40,226
Accounts receivable - affiliate	732	731
Inventories	262,377	231,482
Prepaid and other current assets	1,635	1,900
Due from related parties	7,456,023	6,820,693
Total current assets	7,778,321	7,121,168
Property, plant and equipment, net	234,969	236,376
Investment in subsidiaries	0	0
Investment in equity method investee	170,925	171,903
Deferred charges and other assets, net	34	34
Total assets	8,184,249	7,529,481
Current liabilities:
Accounts payable	16,205	21,954
Accounts payable - affiliate	0	0
Accrued expenses	236,662	268,925
Current portion of long-term debt	0	0
Deferred revenue	3	18
Due to related parties	7,475,544	6,776,289
Total current liabilities	7,728,414	7,067,186
Long-term debt	26,355	28,019
Deferred tax liabilities	32,459	33,155
Investment in subsidiaries	0
Other long-term liabilities	4,145	4,145
Due to Related Parties, Noncurrent		0
Total liabilities	7,791,373	7,132,505
Commitments and contingencies
Equity:
Member’s equity	338,940	343,940
Retained earnings / (accumulated deficit)	53,936	53,036
Accumulated other comprehensive loss	0	0
Total PBF Holding Company LLC equity	392,876	396,976
Noncontrolling interest	0	0
Total equity	392,876	396,976
Total liabilities and equity	8,184,249	7,529,481
Note payable	0	0
Consolidation, Eliminations [Member]
Current assets:
Cash and cash equivalents	0	0	$ 0	$ (1,463)
Accounts receivable	0	0
Accounts receivable - affiliate	0	0
Inventories	0	0
Prepaid and other current assets	0	0
Due from related parties	(61,130,231)	(58,756,267)
Total current assets	(61,130,231)	(58,756,267)
Property, plant and equipment, net	0	0
Investment in subsidiaries	(408,607)	(413,136)
Investment in equity method investee	0	0
Deferred charges and other assets, net	0	0
Total assets	(61,538,838)	(59,169,403)
Current liabilities:
Accounts payable	0	0
Accounts payable - affiliate	0	0
Accrued expenses	0	0
Current portion of long-term debt	0	0
Deferred revenue	0	0
Due to related parties	(61,130,231)	(58,756,267)
Total current liabilities	(61,130,231)	(58,756,267)
Long-term debt	0	0
Deferred tax liabilities	0	0
Investment in subsidiaries	(1,006,893)
Other long-term liabilities	0	0
Due to Related Parties, Noncurrent		(632,648)
Total liabilities	(62,137,124)	(59,388,915)
Commitments and contingencies
Equity:
Member’s equity	(2,073,443)	(2,075,208)
Retained earnings / (accumulated deficit)	2,672,809	2,295,868
Accumulated other comprehensive loss	9,660	9,660
Total PBF Holding Company LLC equity	609,026	230,320
Noncontrolling interest	(10,740)	(10,808)
Total equity	598,286	219,512
Total liabilities and equity	(61,538,838)	(59,169,403)
Note payable	$ 0	$ 0