CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Statement of Cash Flows) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 181,504	$ 228,367	$ 83,076	$ 363,623
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization			107,945	97,378
Stock-based compensation			9,999	3,781
Change in fair value of catalyst lease obligations			4,633	(3,988)
Deferred income taxes			27,060	0
Change in non-cash lower of cost or market inventory adjustment			(216,843)	(127,166)
Non-cash change in inventory repurchase obligations			26,172	89,203
Pension and other post retirement benefit costs			15,355	12,893
Gain (Loss) on Disposition of Property Plant Equipment			3,222	(991)
Equity in earnings of subsidiaries	0	0	0	0
Changes in operating assets and liabilities:
Accounts receivable			(190,645)	11,042
Due to/from affiliates			(2,457)	10,095
Inventories			82,579	(84,619)
Prepaid expense and other current assets			(16,422)	3,874
Accounts payable			58,642	18,534
Accrued expenses			164,247	(99,392)
Deferred revenue			3,767	5,991
Other assets and liabilities			(12,522)	(4,954)
Net cash provided by operations			147,808	295,304
Cash flows from investing activities:
Expenditures for property, plant and equipment			(110,035)	(224,046)
Expenditures for deferred turnaround costs			(106,649)	(22,918)
Expenditures for other assets			(21,325)	(5,424)
Investment in subsidiary			0	0
Chalmette Acquisition working capital settlement			(2,659)	0
Proceeds from sale of assets			6,860	138,131
Net cash used in investing activities			(233,808)	(114,257)
Cash flows from financing activities:
Distribution to Parent			0
Distribution to members			(61,667)	0
Proceeds from affiliate notes payable			635	30,000
Repayment of affiliate notes payable			(517)	0
Proceeds from revolver borrowings			550,000	0
Proceeds from Issuance of Other Long-term Debt				70,750
Repayments of Debt			(6,970)
Net cash provided by financing activities			481,481	36,124
Proceeds from members' capital contributions				0
Repayments of Rail Facility revolver borrowings			(6,970)	(64,626)
Net increase in cash and cash equivalents			395,481	217,171
Cash and equivalents, beginning of period			914,749	218,403
Cash and equivalents, end of period	1,310,230	435,574	1,310,230	435,574
Issuer [Member]
Cash flows from operating activities:
Net income	181,504	228,367	83,076	363,623
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization			7,405	9,154
Stock-based compensation			0	0
Change in fair value of catalyst lease obligations			0	0
Deferred income taxes			0
Change in non-cash lower of cost or market inventory adjustment			(200,063)	(164,867)
Non-cash change in inventory repurchase obligations			0	0
Pension and other post retirement benefit costs			3,464	3,969
Gain (Loss) on Disposition of Property Plant Equipment			0	(181)
Equity in earnings of subsidiaries	292,212	213,468	684,805	531,606
Changes in operating assets and liabilities:
Accounts receivable			(190,245)	15,287
Due to/from affiliates			(838,988)	(554,250)
Inventories			91,094	87,556
Prepaid expense and other current assets			(4,255)	5,173
Accounts payable			80,299	47,715
Accrued expenses			175,598	(37,550)
Deferred revenue			3,767	5,991
Other assets and liabilities			(10,304)	1,155
Net cash provided by operations			(114,347)	314,381
Cash flows from investing activities:
Expenditures for property, plant and equipment			(11,765)	(166,857)
Expenditures for deferred turnaround costs			0	0
Expenditures for other assets			0	0
Investment in subsidiary			12,800	5,000
Chalmette Acquisition working capital settlement			0
Proceeds from sale of assets			0	41,597
Net cash used in investing activities			1,035	(120,260)
Cash flows from financing activities:
Distribution to Parent			0
Distribution to members			(61,667)	0
Proceeds from affiliate notes payable			635	30,000
Repayment of affiliate notes payable			(517)
Proceeds from revolver borrowings			550,000
Proceeds from Issuance of Other Long-term Debt				0
Repayments of Debt			0
Net cash provided by financing activities			488,451	30,000
Proceeds from members' capital contributions				0
Repayments of Rail Facility revolver borrowings				0
Net increase in cash and cash equivalents			375,139	224,121
Cash and equivalents, beginning of period			882,820	185,381
Cash and equivalents, end of period	1,257,959	409,502	1,257,959	409,502
Guarantor Subsidiaries [Member]
Cash flows from operating activities:
Net income	(270,173)	(201,783)	(639,394)	(560,449)
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization			96,645	86,689
Stock-based compensation			9,999	3,781
Change in fair value of catalyst lease obligations			4,633	(3,988)
Deferred income taxes			0
Change in non-cash lower of cost or market inventory adjustment			(16,780)	37,701
Non-cash change in inventory repurchase obligations			26,172	89,203
Pension and other post retirement benefit costs			11,891	8,924
Gain (Loss) on Disposition of Property Plant Equipment			24	(233)
Equity in earnings of subsidiaries	0	0	0	0
Changes in operating assets and liabilities:
Accounts receivable			6,084	23,235
Due to/from affiliates			798,315	548,558
Inventories			(11,455)	(105,460)
Prepaid expense and other current assets			(12,365)	(1,299)
Accounts payable			(24,617)	(26,414)
Accrued expenses			(2,269)	(9,046)
Deferred revenue			0	0
Other assets and liabilities			(3,305)	(5,846)
Net cash provided by operations			243,578	85,356
Cash flows from investing activities:
Expenditures for property, plant and equipment			(98,259)	(57,189)
Expenditures for deferred turnaround costs			(106,649)	(22,918)
Expenditures for other assets			(21,325)	(5,424)
Investment in subsidiary			0	0
Chalmette Acquisition working capital settlement			(2,659)
Proceeds from sale of assets			0	0
Net cash used in investing activities			(228,892)	(85,531)
Cash flows from financing activities:
Distribution to Parent			0
Distribution to members			0	0
Proceeds from affiliate notes payable			0	0
Repayment of affiliate notes payable			0
Proceeds from revolver borrowings			0
Proceeds from Issuance of Other Long-term Debt				0
Repayments of Debt			0
Net cash provided by financing activities			0	0
Proceeds from members' capital contributions				0
Repayments of Rail Facility revolver borrowings				0
Net increase in cash and cash equivalents			14,686	(175)
Cash and equivalents, beginning of period			6,236	704
Cash and equivalents, end of period	20,922	529	20,922	529
Non-Guarantor Subsidiaries [Member]
Cash flows from operating activities:
Net income	(22,039)	(11,685)	(45,411)	28,843
Adjustments to reconcile net income to net cash from operating activities:
Depreciation and amortization			3,895	1,535
Stock-based compensation			0	0
Change in fair value of catalyst lease obligations			0	0
Deferred income taxes			27,060
Change in non-cash lower of cost or market inventory adjustment			0	0
Non-cash change in inventory repurchase obligations			0	0
Pension and other post retirement benefit costs			0	0
Gain (Loss) on Disposition of Property Plant Equipment			3,198	(577)
Equity in earnings of subsidiaries	0	0	0	0
Changes in operating assets and liabilities:
Accounts receivable			(6,484)	(27,480)
Due to/from affiliates			38,216	15,787
Inventories			2,940	(66,715)
Prepaid expense and other current assets			198	0
Accounts payable			1,030	(3,815)
Accrued expenses			(9,082)	(52,796)
Deferred revenue			0	0
Other assets and liabilities			1,087	(263)
Net cash provided by operations			16,647	(105,481)
Cash flows from investing activities:
Expenditures for property, plant and equipment			(11)	0
Expenditures for deferred turnaround costs			0	0
Expenditures for other assets			0	0
Investment in subsidiary			0	0
Chalmette Acquisition working capital settlement			0
Proceeds from sale of assets			6,860	96,534
Net cash used in investing activities			6,849	96,534
Cash flows from financing activities:
Distribution to Parent			(12,800)
Distribution to members			0	(10,000)
Proceeds from affiliate notes payable			0	0
Repayment of affiliate notes payable			0
Proceeds from revolver borrowings			0
Proceeds from Issuance of Other Long-term Debt				70,750
Repayments of Debt			(6,970)
Net cash provided by financing activities			(19,770)	1,124
Proceeds from members' capital contributions				5,000
Repayments of Rail Facility revolver borrowings				(64,626)
Net increase in cash and cash equivalents			3,726	(7,823)
Cash and equivalents, beginning of period			28,968	34,334
Cash and equivalents, end of period	32,694	26,511	32,694	26,511
Combining and Consolidated Adjustments [Member]
Cash flows from operating activities:
Net income	292,212	213,468	684,805	531,606
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
Deferred income taxes			0
Change in non-cash lower of cost or market inventory adjustment			0	0
Non-cash change in inventory repurchase obligations			0	0
Pension and other post retirement benefit costs			0	0
Gain (Loss) on Disposition of Property Plant Equipment			0	0
Equity in earnings of subsidiaries	(292,212)	(213,468)	(684,805)	(531,606)
Changes in operating assets and liabilities:
Accounts receivable			0	0
Due to/from affiliates			0	0
Inventories			0	0
Prepaid expense and other current assets			0	0
Accounts payable			1,930	1,048
Accrued expenses			0	0
Deferred revenue			0	0
Other assets and liabilities			0	0
Net cash provided by operations			1,930	1,048
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			(12,800)	(5,000)
Chalmette Acquisition working capital settlement			0
Proceeds from sale of assets			0	0
Net cash used in investing activities			(12,800)	(5,000)
Cash flows from financing activities:
Distribution to Parent			12,800
Distribution to members			0	10,000
Proceeds from affiliate notes payable			0	0
Repayment of affiliate notes payable			0
Proceeds from revolver borrowings			0
Proceeds from Issuance of Other Long-term Debt				0
Repayments of Debt			0
Net cash provided by financing activities			12,800	5,000
Proceeds from members' capital contributions				(5,000)
Repayments of Rail Facility revolver borrowings				0
Net increase in cash and cash equivalents			1,930	1,048
Cash and equivalents, beginning of period			(3,275)	(2,016)
Cash and equivalents, end of period	$ (1,345)	$ (968)	$ (1,345)	$ (968)