CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Balance Sheet) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 369,421	$ 218,403	$ 360,347	$ 76,970
Accounts receivable	395,624	551,269
Accounts receivable - affiliate	3,299	3,223
Inventories	1,101,182	1,102,261
Prepaid expense and other current assets	55,152	32,157
Due from related party	0	0
Total current assets	1,924,678	1,907,313
Property, plant and equipment, net	1,814,507	1,806,060
Investment in subsidiaries	0	0
Deferred charges and other assets, net	301,931	330,517
Total assets	4,041,116	4,043,890
Current liabilities:
Accounts payable	212,434	335,182
Accounts payable - affiliate	24,272	11,630
Accrued expenses	1,049,237	1,129,970
Current portion of long-term debt	0	0
Deferred revenue	4,174	1,227
Due to related parties	0	0
Total current liabilities	1,290,117	1,478,009
Delaware Economic Development Authority loan	8,000	8,000
Long-term debt	764,422	742,349
Intercompany notes payable	152,037	122,264
Other long-term liabilities	63,081	62,752
Total liabilities	$ 2,277,657	$ 2,413,374
Commitments and contingencies
Equity:
Member's equity	$ 1,131,992	$ 1,144,100
Retained earnings (accumulated deficit)	657,028	513,292
Accumulated other comprehensive loss	(25,561)	(26,876)
Total equity	1,763,459	1,630,516
Total liabilities and equity	4,041,116	4,043,890
Issuer [Member]
Current assets:
Cash and cash equivalents	361,037	185,381	357,793	76,179
Accounts receivable	369,071	518,498
Accounts receivable - affiliate	802	529
Inventories	547,225	510,947
Prepaid expense and other current assets	44,940	26,964
Due from related party	19,279,650	16,189,384
Total current assets	20,602,725	17,431,703
Property, plant and equipment, net	21,630	68,218
Investment in subsidiaries	1,757,810	2,569,636
Deferred charges and other assets, net	33,906	34,840
Total assets	22,416,071	20,104,397
Current liabilities:
Accounts payable	121,933	235,791
Accounts payable - affiliate	24,272	11,600
Accrued expenses	536,121	487,783
Deferred revenue	4,174	1,227
Due to related parties	19,118,950	16,924,490
Total current liabilities	19,805,450	17,660,891
Delaware Economic Development Authority loan	0	0
Long-term debt	669,354	668,520
Intercompany notes payable	152,037	122,264
Other long-term liabilities	25,771	22,206
Total liabilities	$ 20,652,612	$ 18,473,881
Commitments and contingencies
Equity:
Member's equity	$ 1,131,992	$ 1,144,100
Retained earnings (accumulated deficit)	657,028	513,292
Accumulated other comprehensive loss	(25,561)	(26,876)
Total equity	1,763,459	1,630,516
Total liabilities and equity	22,416,071	20,104,397
Guarantors Subsidiaries [Member]
Current assets:
Cash and cash equivalents	3	704	0	791
Accounts receivable	18,649	26,238
Accounts receivable - affiliate	2,497	2,694
Inventories	376,182	435,924
Prepaid expense and other current assets	10,212	5,193
Due from related party	20,178,357	18,805,509
Total current assets	20,585,900	19,276,262
Property, plant and equipment, net	1,692,834	1,683,294
Investment in subsidiaries	0	0
Deferred charges and other assets, net	265,963	293,098
Total assets	22,544,697	21,252,654
Current liabilities:
Accounts payable	92,332	92,984
Accounts payable - affiliate	0	30
Accrued expenses	430,464	450,856
Deferred revenue	0	0
Due to related parties	20,342,238	18,151,095
Total current liabilities	20,865,034	18,694,965
Delaware Economic Development Authority loan	8,000	8,000
Long-term debt	27,577	36,559
Intercompany notes payable	0	0
Other long-term liabilities	37,310	40,546
Total liabilities	$ 20,937,921	$ 18,780,070
Commitments and contingencies
Equity:
Member's equity	$ 736,016	$ 749,278
Retained earnings (accumulated deficit)	879,148	1,731,694
Accumulated other comprehensive loss	(8,388)	(8,388)
Total equity	1,606,776	2,472,584
Total liabilities and equity	22,544,697	21,252,654
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	10,231	34,334	4,972	0
Accounts receivable	7,904	6,533
Accounts receivable - affiliate	0	0
Inventories	177,775	155,390
Prepaid expense and other current assets	0	0
Due from related party	2,867,690	1,607,878
Total current assets	3,063,600	1,804,135
Property, plant and equipment, net	100,043	54,548
Investment in subsidiaries	0	0
Deferred charges and other assets, net	2,062	2,579
Total assets	3,165,705	1,861,262
Current liabilities:
Accounts payable	19	8,423
Accounts payable - affiliate	0	0
Accrued expenses	82,652	191,331
Deferred revenue	0	0
Due to related parties	2,864,509	1,527,186
Total current liabilities	2,947,180	1,726,940
Delaware Economic Development Authority loan	0	0
Long-term debt	67,491	37,270
Intercompany notes payable	0	0
Other long-term liabilities	0	0
Total liabilities	$ 3,014,671	$ 1,764,210
Commitments and contingencies
Equity:
Member's equity	$ 39,346	$ 44,346
Retained earnings (accumulated deficit)	111,688	52,706
Accumulated other comprehensive loss	0	0
Total equity	151,034	97,052
Total liabilities and equity	3,165,705	1,861,262
Combining and Consolidated Adjustments [Member]
Current assets:
Cash and cash equivalents	(1,850)	(2,016)	$ (2,418)	$ 0
Accounts receivable	0	0
Accounts receivable - affiliate	0	0
Inventories	0	0
Prepaid expense and other current assets	0	0
Due from related party	(42,325,697)	(36,602,771)
Total current assets	(42,327,547)	(36,604,787)
Property, plant and equipment, net	0	0
Investment in subsidiaries	(1,757,810)	(2,569,636)
Deferred charges and other assets, net	0	0
Total assets	(44,085,357)	(39,174,423)
Current liabilities:
Accounts payable	(1,850)	(2,016)
Accounts payable - affiliate	0	0
Accrued expenses	0	0
Deferred revenue	0	0
Due to related parties	(42,325,697)	(36,602,771)
Total current liabilities	(42,327,547)	(36,604,787)
Delaware Economic Development Authority loan	0	0
Long-term debt	0	0
Intercompany notes payable	0	0
Other long-term liabilities	0	0
Total liabilities	$ (42,327,547)	$ (36,604,787)
Commitments and contingencies
Equity:
Member's equity	$ (775,362)	$ (793,624)
Retained earnings (accumulated deficit)	(990,836)	(1,784,400)
Accumulated other comprehensive loss	8,388	8,388
Total equity	(1,757,810)	(2,569,636)
Total liabilities and equity	$ (44,085,357)	$ (39,174,423)