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COMMITMENTS AND CONTINGENCIES (Details) bbl in Millions									12 Months Ended
COMMITMENTS AND CONTINGENCIES (Details) bbl in Millions	Aug. 14, 2018 USD ($)	May 18, 2018 USD ($)	Mar. 05, 2018 USD ($)	Mar. 10, 2017 USD ($)	Jan. 13, 2017 group	Jul. 01, 2016 USD ($)	Mar. 03, 2014 ppm	Mar. 01, 2011	Dec. 31, 2018 USD ($) ppm	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 bbl	Dec. 31, 2010 ppm	Jul. 31, 2018	Jul. 30, 2018	Dec. 19, 2016	Aug. 17, 2016	Apr. 05, 2016
Commitments and Contingencies Disclosure [Abstract]
Rent expense									$ 132,436,000	$ 125,433,000	$ 129,768,000
Inventory purchases									68,613,000	64,050,000	$ 53,364,000
Environmental Matters
Environmental liability									$ 7,020,000	$ 8,289,000
Percent of tax benefit received from increases in tax basis paid to stockholders									85.00%
Limited Partners' Capital Account, Ownership Percentage									100.00%	100.00%	100.00%			100.00%	100.00%		100.00%	100.00%
Ownership Percentage of Equity Held	100.00%								100.00%	100.00%	100.00%	100.00%				100.00%
Payable to Related Parties, Tax Receivable Agreement									$ 373,512,000	$ 362,142,000
PBF Energy Inc. [Member] \| Class A Common Stock [Member]
Environmental Matters
Ownership Percentage of Equity Held	99.00%								99.00%	96.70%	96.50%	95.10%				96.40%
Environmental Issue [Member]
Environmental Matters
Number of environmental groups appealing Ethanol Permit \| group					2
Expected payment period									5 years
Maximum amount of sulfur allowed in heating oil (in ppm) \| ppm							10		80
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] \| PBF Logistics Products Terminals LLC [Member]
Environmental Matters
Environmental liability									$ 1,570,000	$ 1,923,000
Discount rate used for environmental liability assessment									1.83%
Undiscounted liability									$ 1,698,000
Expected future payments									$ 1,250,000
Expected payment period									5 years
Environmental Issue [Member] \| PBFX and Cummins [Member]
Environmental Matters
Term of insurance policies									10 years
Payments to acquire environmental insurance policies									$ 30,000,000
Environmental Issue [Member] \| PBF Logistics LP [Member]
Environmental Matters
Term of insurance policies									10 years
Payments to acquire environmental insurance policies									$ 30,000,000
Environmental Issue [Member] \| Torrance Refinery [Member]
Environmental Matters
Environmental liability									130,817,000	136,487,000
Expected future payments									46,189,000
Term of insurance policies						10 years
Loss Contingency, Damages Sought, Value									$ 100,000
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] \| PBF Logistics Products Terminals LLC [Member]
Environmental Matters
Expected future payments									$ 250,000
Maximum [Member] \| Environmental Issue [Member] \| Valero [Member]
Environmental Matters
Maximum pre-disposal environmental obligations of Valero									$ 20,000,000
Maximum [Member] \| Environmental Issue [Member] \| PBF Logistics Products Terminals LLC [Member]
Environmental Matters
Expected payment period									10 years
Executive [Member] \| Minimum [Member]
Employee Agreements
Potential lump sum payment as a multiple of base salary									1.50
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 [Member] \| 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
Term of insurance policies									10 years
Payments to acquire environmental insurance policies									$ 100,000,000
Environmental Costs Recognized, Recovery Credited to Expense									3,936,000
Paulsboro Refinery [Member] \| Environmental Issue [Member]
Environmental Matters
Environmental liability									$ 10,961,000	$ 10,282,000
Discount rate used for environmental liability assessment									8.00%
Undiscounted liability									$ 17,807,000
Expected future payments									$ 5,932,000
Expected payment period									5 years
Torrance Refinery [Member] \| Environmental Issue [Member]
Environmental Matters
Payments to acquire environmental insurance policies						$ 100,000
East Coast Storage Assets Acquisition [Member] \| Environmental Issue [Member] \| PBF Logistics LP [Member]
Environmental Matters
Environmental liability									$ 885,000
Environmental Protection Agency [Member] \| Pending Litigation [Member] \| Environmental Remediation Contingency [Domain]
Environmental Matters
Loss Contingency, Damages Sought, Value									645,000
Louisiana Department of Environmental Quality [Member] \| Settled Litigation [Member] \| Environmental Remediation Contingency [Domain]
Environmental Matters
Loss Contingency, Damages Sought, Value		$ 741,000
Loss Contingency, Damages Paid, Value		$ 100,000
DNREC [Member] \| Environmental Remediation Contingency [Domain]
Environmental Matters
Litigation Settlement, Amount Awarded to Other Party			$ 100,000
DNREC [Member] \| Pending Litigation [Member] \| Environmental Remediation Contingency [Domain]
Environmental Matters
Number Of Gallons Of Crude Oil \| bbl												35.7
Loss Contingency, Damages Sought, Value				$ 150,000
Number Of Days Barge Shipments Made												17 days
SCAQMD [Member] \| Pending Litigation [Member] \| Environmental Issue [Member]
Environmental Matters
Loss Contingency, Damages Sought, Value	$ 515,000
SCAQMD [Member] \| Pending Litigation [Member] \| Environmental Remediation Contingency [Domain]
Environmental Matters
Loss Contingency, Damages Sought, Value									150,000
California Department of Toxic Substance Control [Member] \| Environmental Issue [Member] \| Torrance Refinery [Member]
Environmental Matters
Loss Contingency, Damages Sought, Value									$ 150,000