CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Balance Sheet) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 326,836	$ 218,403	$ 237,135	$ 76,970
Accounts receivable	441,185	551,269
Accounts receivable - affiliate	2,922	3,223
Inventories	1,129,207	1,102,261
Prepaid expense and other current assets	38,242	32,157
Due from related party	0	0
Total current assets	1,938,392	1,907,313
Property, plant and equipment, net	1,800,833	1,806,060
Investment in subsidiaries	0	0
Deferred charges and other assets, net	328,548	330,517
Total assets	4,067,773	4,043,890
Current liabilities:
Accounts payable	312,988	335,182
Accounts payable - affiliate	13,950	11,630
Accrued expenses	998,823	1,129,970
Current portion of long-term debt	0	0
Deferred revenue	6,086	1,227
Due to related parties	0	0
Total current liabilities	1,331,847	1,478,009
Delaware Economic Development Authority loan	8,000	8,000
Long-term debt	741,233	742,349
Intercompany notes payable	153,023	122,264
Other long-term liabilities	67,413	62,752
Total liabilities	2,301,516	2,413,374
Commitments and contingencies
Equity:
Member's equity	1,144,114	1,144,100
Retained earnings (accumulated deficit)	648,548	513,292
Accumulated other comprehensive loss	(26,405)	(26,876)
Total equity	1,766,257	1,630,516
Total liabilities and equity	4,067,773	4,043,890
Issuer [Member]
Current assets:
Cash and cash equivalents	300,737	185,381	235,846	76,179
Accounts receivable	415,415	518,498
Accounts receivable - affiliate	632	529
Inventories	522,688	510,947
Prepaid expense and other current assets	34,248	26,964
Due from related party	17,427,231	16,189,384
Total current assets	18,700,951	17,431,703
Property, plant and equipment, net	64,900	68,218
Investment in subsidiaries	2,241,553	2,569,636
Deferred charges and other assets, net	33,133	34,840
Total assets	21,040,537	20,104,397
Current liabilities:
Accounts payable	239,240	235,791
Accounts payable - affiliate	13,920	11,600
Accrued expenses	319,168	487,783
Current portion of long-term debt	0	0
Deferred revenue	6,086	1,227
Due to related parties	17,850,076	16,924,490
Total current liabilities	18,428,490	17,660,891
Delaware Economic Development Authority loan	0	0
Long-term debt	668,792	668,520
Intercompany notes payable	153,023	122,264
Other long-term liabilities	23,975	22,206
Total liabilities	19,274,280	18,473,881
Commitments and contingencies
Equity:
Member's equity	1,144,114	1,144,100
Retained earnings (accumulated deficit)	648,548	513,292
Accumulated other comprehensive loss	(26,405)	(26,876)
Total equity	1,766,257	1,630,516
Total liabilities and equity	21,040,537	20,104,397
Guarantors Subsidiaries [Member]
Current assets:
Cash and cash equivalents	0	704	1,289	791
Accounts receivable	11,585	26,238
Accounts receivable - affiliate	2,290	2,694
Inventories	421,921	435,924
Prepaid expense and other current assets	3,994	5,193
Due from related party	19,391,771	18,805,509
Total current assets	19,831,561	19,276,262
Property, plant and equipment, net	1,680,683	1,683,294
Investment in subsidiaries	0	0
Deferred charges and other assets, net	293,052	293,098
Total assets	21,805,296	21,252,654
Current liabilities:
Accounts payable	71,312	92,984
Accounts payable - affiliate	30	30
Accrued expenses	525,841	450,856
Current portion of long-term debt	0	0
Deferred revenue	0	0
Due to related parties	19,008,184	18,151,095
Total current liabilities	19,605,367	18,694,965
Delaware Economic Development Authority loan	8,000	8,000
Long-term debt	34,520	36,559
Intercompany notes payable	0	0
Other long-term liabilities	43,438	40,546
Total liabilities	19,691,325	18,780,070
Commitments and contingencies
Equity:
Member's equity	749,293	749,278
Retained earnings (accumulated deficit)	1,373,066	1,731,694
Accumulated other comprehensive loss	(8,388)	(8,388)
Total equity	2,113,971	2,472,584
Total liabilities and equity	21,805,296	21,252,654
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	27,252	34,334	0	0
Accounts receivable	14,185	6,533
Accounts receivable - affiliate	0	0
Inventories	184,598	155,390
Prepaid expense and other current assets	0	0
Due from related party	2,124,464	1,607,878
Total current assets	2,350,499	1,804,135
Property, plant and equipment, net	55,250	54,548
Investment in subsidiaries	0	0
Deferred charges and other assets, net	2,363	2,579
Total assets	2,408,112	1,861,262
Current liabilities:
Accounts payable	3,589	8,423
Accounts payable - affiliate	0	0
Accrued expenses	153,814	191,331
Current portion of long-term debt	0	0
Deferred revenue	0	0
Due to related parties	2,085,206	1,527,186
Total current liabilities	2,242,609	1,726,940
Delaware Economic Development Authority loan	0	0
Long-term debt	37,921	37,270
Intercompany notes payable	0	0
Other long-term liabilities	0	0
Total liabilities	2,280,530	1,764,210
Commitments and contingencies
Equity:
Member's equity	34,346	44,346
Retained earnings (accumulated deficit)	93,236	52,706
Accumulated other comprehensive loss	0	0
Total equity	127,582	97,052
Total liabilities and equity	2,408,112	1,861,262
Combining and Consolidated Adjustments [Member]
Current assets:
Cash and cash equivalents	(1,153)	(2,016)	0	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	(38,943,466)	(36,602,771)
Total current assets	(38,944,619)	(36,604,787)
Property, plant and equipment, net	0	0
Investment in subsidiaries	(2,241,553)	(2,569,636)
Deferred charges and other assets, net	0	0
Total assets	(41,186,172)	(39,174,423)
Current liabilities:
Accounts payable	(1,153)	(2,016)
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	(38,943,466)	(36,602,771)
Total current liabilities	(38,944,619)	(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	(38,944,619)	(36,604,787)
Commitments and contingencies
Equity:
Member's equity	(783,639)	(793,624)
Retained earnings (accumulated deficit)	(1,466,302)	(1,784,400)
Accumulated other comprehensive loss	8,388	8,388
Total equity	(2,241,553)	(2,569,636)
Total liabilities and equity	$ (41,186,172)	$ (39,174,423)