COMMITMENTS AND CONTINGENCIES (Details)								1 Months Ended		12 Months Ended
	Feb. 15, 2017	Feb. 14, 2017 USD ($)	Jan. 24, 2017 action	Jan. 13, 2017 group	Jul. 01, 2016 USD ($)	Mar. 03, 2014 ppm	Mar. 01, 2011	Feb. 28, 2017 USD ($)	Nov. 30, 2016	Dec. 31, 2016 USD ($) ppm	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2011 ppm	Dec. 31, 2010 ppm
Commitments and Contingencies Disclosure [Abstract]
Rent expense										$ 129,768,000	$ 126,060,000	$ 98,473,000
Inventory purchases										53,364,000	36,139,000	$ 40,444,000
Loss Contingencies [Line Items]
Investment in equity method investee										179,882,000	0
Environmental Matters
Environmental liabilities										$ 8,882,000	$ 2,178,000
Percent of tax benefit received from increases in tax basis paid to stockholders										85.00%
Percentage of ownership in PBF LLC										100.00%
PBF Energy [Member] | Class A Common Stock [Member]
Environmental Matters
Percentage of ownership in PBF LLC										96.50%	95.10%
Environmental Issue [Member]
Environmental Matters
Environmental liabilities										$ 10,792,000	$ 10,367,000
Discount rate used for environmental liability assessment										8.00%
Undiscounted liability										$ 16,655,000
Expected future payments										$ 6,591,000
Expected payment period										5 years
Maximum amount of sulfur allowed in heating oil (in ppm) | ppm						10				80
Environmental Issue [Member] | Valero [Member]
Environmental Matters
Maximum pre-disposal environmental obligations of Valero										$ 20,000,000
Environmental Issue [Member] | PBF Energy and Valero [Member]
Environmental Matters
Term of insurance policies										10 years
Payments to acquire environmental insurance policies										$ 75,000,000
Environmental Issue [Member] | Sunoco, Inc. [Member]
Environmental Matters
Loss Contingency Accrual, Insurance-Related Assessment, Expiration Of Liability Period							20 years
Environmental Issue [Member] | Torrance Refinery [Member]
Environmental Matters
Environmental liabilities										142,456,000
Expected future payments										$ 35,677,000
Term of insurance policies					10 years
Cellulosic Standard [Member]
Environmental Matters
Renewable Fuels Standard Requirements Increase									135.00%
Advanced Renewable Identification Number Requirements [Member]
Environmental Matters
Renewable Fuels Standard Requirements Increase									7.00%
Total Renewable Identification Number Requirements [Member]
Environmental Matters
Renewable Fuels Standard Requirements Increase									3.00%
Minimum [Member]
Loss Contingencies [Line Items]
Non-cancelable operating lease term										1 year
Maximum [Member]
Loss Contingencies [Line Items]
Non-cancelable operating lease term										20 years
Maximum [Member] | Environmental Issue [Member] | Torrance Refinery [Member]
Environmental Matters
Litigation Settlement, Amount										$ 100,000
Executive [Member] | Minimum [Member]
Employee Agreements
Potential lump sum payment as a multiple of base salary										1.5
Potential payment upon death or disability as a multiple of base salary										0.50
Executive [Member] | Maximum [Member]
Employee Agreements
Potential lump sum payment as a multiple of base salary										2.99
New York [Member] | Environmental Issue [Member]
Environmental Matters
Maximum amount of sulfur allowed in heating oil (in ppm) | ppm													15
PENNSYLVANIA | Environmental Issue [Member]
Environmental Matters
Maximum amount of sulfur allowed in heating oil (in ppm) | ppm														500
Chalmette Refinery [Member] | Environmental Issue [Member]
Environmental Matters
Expected payment period										30 years
Payments to acquire environmental insurance policies										$ 100,000,000
Environmental Costs Recognized, Recovery Credited to Expense										$ 3,936,000
Torrance Refinery [Member] | Environmental Issue [Member]
Environmental Matters
Payments to acquire environmental insurance policies					$ 100,000,000
Subsequent Event [Member]
Loss Contingencies [Line Items]
Non-cancelable operating lease term	20 years
Subsequent Event [Member] | Environmental Issue [Member]
Environmental Matters
Loss Contingency, Number Of Enforcement Actions Taken | action			2
Loss Contingency, Number Of Environmental Groups Appealing Permits | group				2
Subsequent Event [Member] | Chalmette Refinery [Member] | Environmental Issue [Member]
Environmental Matters
Environmental Exit Costs, Anticipated Cost								$ 700,000
Pending Litigation [Member] | New Jersey Department Of Environmental Protection Vs. Paulsboro refinery [Member] | Subsequent Event [Member] | Environmental Remediation Contingency [Domain] | Paulsboro Refining Company LLC [Member]
Environmental Matters
Loss Contingency, Damages Sought, Value		$ 313,000
Pending Litigation [Member] | New Jersey Department Of Environmental Protection Vs. Paulsboro refinery [Member] | Subsequent Event [Member] | Supplemental Environmental Project [Member] | Paulsboro Refining Company LLC [Member]
Environmental Matters
Loss Contingency, Damages Sought, Value		153,000
Pending Litigation [Member] | New Jersey Department Of Environmental Protection Vs. Paulsboro refinery [Member] | Subsequent Event [Member] | Balance Payable Upon Unfavorable Regulatory Action [Member] | Paulsboro Refining Company LLC [Member]
Environmental Matters
Loss Contingency, Damages Sought, Value		$ 160,000