CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Statement of Cash Flows) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income	$ (98,428)	$ 135,256
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	56,532	48,282
Stock-based compensation	2,621	2,025
Change in fair value of catalyst lease obligations	2,885	(2,039)
Non-cash change in inventory repurchase obligations	35,147	66,509
Gain on sale of assets	0	(359)
Pension and other post retirement benefit costs	7,680	6,448
Equity in earnings of subsidiaries	0	0
Changes in current assets and current liabilities:
Accounts receivable	(86,765)	110,084
Inventories	4,035	(1,007)
Prepaid expense and other current assets	(28,142)	(6,085)
Accounts payable	72,966	(22,194)
Accrued expenses	18,167	(197,427)
Deferred revenue	(889)	4,859
Amounts due to/from related parties	(746)	(2,621)
Other assets and liabilities	(2,200)	(2,279)
Net cash (used in) provided by operations	(43,221)	123,486
Deferred Income Tax Expense (Benefit)	31,487	0
Cash flows from investing activities:
Expenditures for property, plant and equipment	(42,731)	(100,747)
Expenditures for deferred turnaround costs	(82,747)	(18,376)
Expenditures for other assets	(17,163)	(4,958)
Investment in subsidiary		0
Proceeds from sale of assets	0	77,618
Chalmette Acquisition working capital settlement	(2,659)	0
Net cash used in investing activities	(145,300)	(46,463)
Proceeds from members' capital contributions		0
Cash flows from financing activities:
Proceeds from Issuance of Other Long-term Debt		23,425
Distribution to members	(30,829)	0
Proceeds from affiliate notes payable	0	30,000
Repayment of affiliate notes payable	(517)	0
Proceeds from Rail Facility revolver borrowings	0	23,425
Payment of contingent consideration related to acquisition of Toledo refinery	0	22,774
Repayments of revolver borrowings		(22,774)
Deferred financing costs and other	0	759
Net cash (used in) provided by financing activities	(31,346)	31,410
Net (decrease) increase in cash and cash equivalents	(219,867)	108,433
Cash and equivalents, beginning of period	914,749	218,403
Cash and equivalents, end of period	694,882	326,836
Change in non-cash lower of cost or market inventory adjustment	(59,063)	(21,208)
Issuer [Member]
Cash flows from operating activities:
Net income	(98,428)	135,256
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	3,884	4,823
Stock-based compensation	0	0
Change in fair value of catalyst lease obligations	0	0
Non-cash change in inventory repurchase obligations	0	0
Gain on sale of assets		(182)
Pension and other post retirement benefit costs	1,732	2,079
Equity in earnings of subsidiaries	392,593	318,138
Changes in current assets and current liabilities:
Accounts receivable	(97,973)	103,083
Inventories	55,526	87,991
Prepaid expense and other current assets	(6,227)	(7,284)
Accounts payable	35,441	3,449
Accrued expenses	(119)	(179,401)
Deferred revenue	(889)	4,859
Amounts due to/from related parties	412,569	273,044
Other assets and liabilities	(41)	320
Net cash (used in) provided by operations	(205,229)	100,355
Deferred Income Tax Expense (Benefit)	0
Cash flows from investing activities:
Expenditures for property, plant and equipment	(5,466)	(67,355)
Expenditures for deferred turnaround costs	0	0
Expenditures for other assets	0	0
Investment in subsidiary		10,000
Proceeds from sale of assets		41,597
Chalmette Acquisition working capital settlement	0
Net cash used in investing activities	(5,466)	(15,758)
Proceeds from members' capital contributions		0
Cash flows from financing activities:
Proceeds from Issuance of Other Long-term Debt		0
Distribution to members	(30,829)
Proceeds from affiliate notes payable		30,000
Repayment of affiliate notes payable	(517)
Repayments of revolver borrowings		0
Deferred financing costs and other		759
Net cash (used in) provided by financing activities	(31,346)	30,759
Net (decrease) increase in cash and cash equivalents	(242,041)	115,356
Cash and equivalents, beginning of period	882,820	185,381
Cash and equivalents, end of period	640,779	300,737
Change in non-cash lower of cost or market inventory adjustment	(78,159)	(99,732)
Guarantors Subsidiaries [Member]
Cash flows from operating activities:
Net income	(369,221)	(358,666)
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	50,700	42,789
Stock-based compensation	2,621	2,025
Change in fair value of catalyst lease obligations	2,885	(2,039)
Non-cash change in inventory repurchase obligations	35,147	66,509
Gain on sale of assets		0
Pension and other post retirement benefit costs	5,948	4,369
Equity in earnings of subsidiaries	0	0
Changes in current assets and current liabilities:
Accounts receivable	6,717	14,653
Inventories	(28,387)	(59,790)
Prepaid expense and other current assets	(22,016)	1,199
Accounts payable	37,120	(21,672)
Accrued expenses	(3,661)	19,491
Deferred revenue	0	0
Amounts due to/from related parties	(416,735)	(271,231)
Other assets and liabilities	(3,511)	(2,601)
Net cash (used in) provided by operations	150,173	56,022
Deferred Income Tax Expense (Benefit)	0
Cash flows from investing activities:
Expenditures for property, plant and equipment	(37,260)	(33,392)
Expenditures for deferred turnaround costs	(82,747)	(18,376)
Expenditures for other assets	(17,163)	(4,958)
Investment in subsidiary		0
Proceeds from sale of assets		0
Chalmette Acquisition working capital settlement	(2,659)
Net cash used in investing activities	(139,829)	(56,726)
Proceeds from members' capital contributions		0
Cash flows from financing activities:
Proceeds from Issuance of Other Long-term Debt		0
Distribution to members	0
Proceeds from affiliate notes payable		0
Repayment of affiliate notes payable	0
Repayments of revolver borrowings		0
Deferred financing costs and other		0
Net cash (used in) provided by financing activities	0	0
Net (decrease) increase in cash and cash equivalents	10,344	(704)
Cash and equivalents, beginning of period	6,236	704
Cash and equivalents, end of period	16,580	0
Change in non-cash lower of cost or market inventory adjustment	19,096	78,524
Non-Guarantor Subsidiaries [Member]
Cash flows from operating activities:
Net income	(23,372)	40,528
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	1,948	670
Stock-based compensation	0	0
Change in fair value of catalyst lease obligations	0	0
Non-cash change in inventory repurchase obligations	0	0
Gain on sale of assets		(177)
Pension and other post retirement benefit costs	0	0
Equity in earnings of subsidiaries	0	0
Changes in current assets and current liabilities:
Accounts receivable	4,491	(7,652)
Inventories	(23,104)	(29,208)
Prepaid expense and other current assets	101	0
Accounts payable	(577)	(4,834)
Accrued expenses	21,947	(37,517)
Deferred revenue	0	0
Amounts due to/from related parties	3,420	(4,434)
Other assets and liabilities	1,352	2
Net cash (used in) provided by operations	10,853	(33,754)
Deferred Income Tax Expense (Benefit)	31,487
Cash flows from investing activities:
Expenditures for property, plant and equipment	(5)	0
Expenditures for deferred turnaround costs	0	0
Expenditures for other assets	0	0
Investment in subsidiary		0
Proceeds from sale of assets		36,021
Chalmette Acquisition working capital settlement	0
Net cash used in investing activities	(5)	36,021
Proceeds from members' capital contributions		(10,000)
Cash flows from financing activities:
Proceeds from Issuance of Other Long-term Debt		23,425
Distribution to members	0
Proceeds from affiliate notes payable		0
Repayment of affiliate notes payable	0
Repayments of revolver borrowings		(22,774)
Deferred financing costs and other		0
Net cash (used in) provided by financing activities	0	(9,349)
Net (decrease) increase in cash and cash equivalents	10,848	(7,082)
Cash and equivalents, beginning of period	28,968	34,334
Cash and equivalents, end of period	39,816	27,252
Change in non-cash lower of cost or market inventory adjustment	0	0
Combining and Consolidated Adjustments [Member]
Cash flows from operating activities:
Net income	392,593	318,138
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization	0	0
Stock-based compensation	0	0
Change in fair value of catalyst lease obligations	0	0
Non-cash change in inventory repurchase obligations	0	0
Gain on sale of assets		0
Pension and other post retirement benefit costs	0	0
Equity in earnings of subsidiaries	(392,593)	(318,138)
Changes in current assets and current liabilities:
Accounts receivable	0	0
Inventories	0	0
Prepaid expense and other current assets	0	0
Accounts payable	982	863
Accrued expenses	0	0
Deferred revenue	0	0
Amounts due to/from related parties	0	0
Other assets and liabilities	0	0
Net cash (used in) provided by operations	982	863
Deferred Income Tax Expense (Benefit)	0
Cash flows from investing activities:
Expenditures for property, plant and equipment	0	0
Expenditures for deferred turnaround costs	0	0
Expenditures for other assets	0	0
Investment in subsidiary		(10,000)
Proceeds from sale of assets		0
Chalmette Acquisition working capital settlement	0
Net cash used in investing activities	0	(10,000)
Proceeds from members' capital contributions		10,000
Cash flows from financing activities:
Proceeds from Issuance of Other Long-term Debt		0
Distribution to members	0
Proceeds from affiliate notes payable		0
Repayment of affiliate notes payable	0
Repayments of revolver borrowings		0
Deferred financing costs and other		0
Net cash (used in) provided by financing activities	0	10,000
Net (decrease) increase in cash and cash equivalents	982	863
Cash and equivalents, beginning of period	(3,275)	(2,016)
Cash and equivalents, end of period	(2,293)	(1,153)
Change in non-cash lower of cost or market inventory adjustment	$ 0	$ 0