CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Balance Sheet) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Jun. 30, 2010
Current assets:
Cash and cash equivalents	$ 218,403	$ 76,970	$ 254,291	$ 50,166
Accounts receivable	551,269	596,647
Due from Affiliates	3,223
Inventories	1,102,261	1,445,517
Prepaid expense and other current assets	32,157	55,843
Due from related party	0	0
Total current assets	1,907,313	2,174,977
Property, plant and equipment, net	1,806,060	1,781,589
Investment in subsidiaries	0	0
Deferred charges and other assets, net	330,517	262,479
Total assets	4,043,890	4,219,045
Current liabilities:
Accounts payable	335,182	402,293
Due to Affiliate	11,630
Accrued expenses	1,129,970	1,210,945
Current portion of long-term debt	0	12,029
Deferred revenue	1,227	7,766
Due to related parties	0	0
Total current liabilities	1,478,009	1,633,033
Delaware Economic Development Authority loan	8,000	12,000			20,000
Long-term debt	742,349	723,547
Intercompany notes payable	122,264	31,835
Other long-term liabilities	62,752	46,477
Total liabilities	2,413,374	2,446,892
Commitments and contingencies
Equity:
Member's equity	1,144,100	933,164
Retained earnings	513,292	853,527
Accumulated other comprehensive loss	(26,876)	(14,538)
Total equity	1,630,516	1,772,153	1,751,654	1,110,918
Total liabilities and equity	4,043,890	4,219,045
Issuer [Member]
Current assets:
Cash and cash equivalents	185,381	76,179	241,926	3,124
Accounts receivable	518,498	588,385
Due from Affiliates	529
Inventories	510,947	818,007
Prepaid expense and other current assets	26,964	49,251
Due from related party	16,189,384	11,807,063
Total current assets	17,431,703	13,338,885
Property, plant and equipment, net	68,218	60,746
Investment in subsidiaries	2,569,636	3,584,622
Deferred charges and other assets, net	34,840	27,923
Total assets	20,104,397	17,012,176
Current liabilities:
Accounts payable	235,791	307,612
Due to Affiliate	11,600
Accrued expenses	487,783	606,388
Current portion of long-term debt	0	0
Deferred revenue	1,227	7,766
Due to related parties	16,924,490	13,589,263
Total current liabilities	17,660,891	14,511,029
Delaware Economic Development Authority loan	0	0
Long-term debt	668,520	682,487
Intercompany notes payable	122,264	31,835
Other long-term liabilities	22,206	14,672
Total liabilities	18,473,881	15,240,023
Commitments and contingencies
Equity:
Member's equity	1,144,100	933,164
Retained earnings	513,292	853,527
Accumulated other comprehensive loss	(26,876)	(14,538)
Total equity	1,630,516	1,772,153
Total liabilities and equity	20,104,397	17,012,176
Guarantors Subsidiaries [Member]
Current assets:
Cash and cash equivalents	704	791	12,365	47,042
Accounts receivable	26,238	8,262
Due from Affiliates	2,694
Inventories	435,924	627,510
Prepaid expense and other current assets	5,193	6,592
Due from related party	18,805,509	16,600,151
Total current assets	19,276,262	17,243,306
Property, plant and equipment, net	1,683,294	1,720,843
Investment in subsidiaries	0	0
Deferred charges and other assets, net	293,098	234,556
Total assets	21,252,654	19,198,705
Current liabilities:
Accounts payable	92,984	94,681
Due to Affiliate	30
Accrued expenses	450,856	604,557
Current portion of long-term debt	0	12,029
Deferred revenue	0	0
Due to related parties	18,151,095	14,817,951
Total current liabilities	18,694,965	15,529,218
Delaware Economic Development Authority loan	8,000	12,000
Long-term debt	36,559	41,060
Intercompany notes payable	0	0
Other long-term liabilities	40,546	31,805
Total liabilities	18,780,070	15,614,083
Commitments and contingencies
Equity:
Member's equity	749,278	667,173
Retained earnings	1,731,694	2,915,720
Accumulated other comprehensive loss	(8,388)	1,729
Total equity	2,472,584	3,584,622
Total liabilities and equity	21,252,654	19,198,705
Non-Guarantor Subsidiaries [Member]
Current assets:
Cash and cash equivalents	34,334	0	0	0
Accounts receivable	6,533	0
Due from Affiliates	0
Inventories	155,390	0
Prepaid expense and other current assets	0	0
Due from related party	1,607,878	0
Total current assets	1,804,135	0
Property, plant and equipment, net	54,548	0
Investment in subsidiaries	0	0
Deferred charges and other assets, net	2,579	0
Total assets	1,861,262	0
Current liabilities:
Accounts payable	8,423	0
Due to Affiliate	0
Accrued expenses	191,331	0
Current portion of long-term debt	0	0
Deferred revenue	0	0
Due to related parties	1,527,186	0
Total current liabilities	1,726,940	0
Delaware Economic Development Authority loan	0	0
Long-term debt	37,270	0
Intercompany notes payable	0	0
Other long-term liabilities	0	0
Total liabilities	1,764,210	0
Commitments and contingencies
Equity:
Member's equity	44,346	0
Retained earnings	52,706	0
Accumulated other comprehensive loss	0	0
Total equity	97,052	0
Total liabilities and equity	1,861,262	0
Combining and Consolidated Adjustments [Member]
Current assets:
Cash and cash equivalents	(2,016)	0	0	0
Accounts receivable	0	0
Due from Affiliates	0
Inventories	0	0
Prepaid expense and other current assets	0	0
Due from related party	(36,602,771)	(28,407,214)
Total current assets	(36,604,787)	(28,407,214)
Property, plant and equipment, net	0	0
Investment in subsidiaries	(2,569,636)	(3,584,622)
Deferred charges and other assets, net	0	0
Total assets	(39,174,423)	(31,991,836)
Current liabilities:
Accounts payable	(2,016)	0
Due to Affiliate	0
Accrued expenses	0	0
Current portion of long-term debt	0	0
Deferred revenue	0	0
Due to related parties	(36,602,771)	(28,407,214)
Total current liabilities	(36,604,787)	(28,407,214)
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	(36,604,787)	(28,407,214)
Commitments and contingencies
Equity:
Member's equity	(793,624)	(667,173)
Retained earnings	(1,784,400)	(2,915,720)
Accumulated other comprehensive loss	8,388	(1,729)
Total equity	(2,569,636)	(3,584,622)
Total liabilities and equity	(39,174,423)	(31,991,836)
PBF Holding [Member]
Current assets:
Cash and cash equivalents	218,403	76,970
Current liabilities:
Accrued expenses	1,129,970	1,210,945
Other long-term liabilities	$ 62,752	$ 46,477