Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities:
Net income	$ 624,640	$ 255,164
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	255,614	197,365
Stock-based compensation	14,059	13,549
Change in fair value of catalyst leases	(5,783)	1,011
Deferred income taxes	(5,377)	641
Non-cash change in inventory repurchase obligations	10,701	(26,659)
Non-cash lower of cost or market inventory adjustment	(300,456)	(97,943)
Debt extinguishment costs	0	25,451
Pension and other post-retirement benefit costs	35,536	31,682
Income from equity method investee	13,110	11,218
Distributions from equity method investee	13,110	16,897
(Gain) loss on sale of assets	(43,072)	940
Changes in operating assets and liabilities:
Accounts receivable	(113,672)	(159,026)
Due to/from affiliates	(16,670)	(2,318)
Inventories	(46,853)	(349,189)
Prepaid and other current assets	(8,664)	(4,107)
Accounts payable	(106,155)	(103,069)
Accrued expenses	302,594	401,674
Deferred revenue	4,476	(9,044)
Other assets and liabilities	(6,462)	(57,387)
Net cash provided by operating activities	594,456	124,414
Cash flows from investing activities:
Expenditures for property, plant and equipment	(165,675)	(211,224)
Expenditures for deferred turnaround costs	(201,029)	(341,598)
Expenditures for other assets	(16,946)	(31,096)
Proceeds from Sale of Productive Assets	48,290	0
Equity method investment - return of capital	3,140	451
Net cash used in investing activities	(332,220)	(583,467)
Cash flows from financing activities:
Contributions from PBF LLC	287,000	97,000
Distributions to members	(36,090)	(39,315)
Proceeds from 2025 Senior Notes		725,000
Repayments of Long-term Debt	(5,092)	(690,209)
Proceeds from revolver borrowings	0	490,000
Repayments of revolver borrowings	0	490,000
Repayment of note payable	(5,621)	0
Catalyst lease settlements	(9,466)	0
Proceeds from insurance premium financing	6,959	0
Deferred financing costs and other	(12,692)	(13,424)
Net cash provided by (used in) financing activities	224,998	74,093
Net increase (decrease) in cash and cash equivalents	487,234	(384,960)
Cash and equivalents, beginning of period	526,160	626,705
Cash and equivalents, end of period	1,013,394	241,745
Non-cash activities:
Accrued and unpaid capital expenditures	48,460	33,120
Distribution of assets to PBF Energy Company LLC	12,677	25,547
Conversion of affiliate notes payable to capital contribution	0	86,298
Note payable issued for purchase of property, plant and equipment	0	6,831
2025 Senior Notes [Member]
Cash flows from financing activities:
Proceeds from 2025 Senior Notes	0	725,000
2020 Senior Secured Notes [Member]
Cash flows from financing activities:
Repayments of Long-term Debt	0	(690,209)
Rail Term Loan [Member]
Cash flows from financing activities:
Repayments of Long-term Debt	$ (5,092)	$ (4,959)