COMMITMENTS AND CONTINGENCIES (Details)			3 Months Ended	9 Months Ended	12 Months Ended
	Jul. 01, 2016	Mar. 01, 2011	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($) ppm	Dec. 31, 2015 USD ($)	Dec. 31, 2010 ppm
Loss Contingencies [Line Items]
Percent of tax benefit received from increases in tax basis paid to stockholders				85.00%
PBF Energy [Member] | Class A Common Stock [Member]
Loss Contingencies [Line Items]
Percentage of ownership in PBF LLC			95.20%	95.20%	95.10%
Environmental Issue [Member]
Loss Contingencies [Line Items]
Environmental liability			$ 11,198,000	$ 11,198,000	$ 10,367,000
Discount rate used for environmental liability assessment			8.00%	8.00%
Maximum amount of sulfur allowed in heating oil (in ppm) | ppm				10
Public Utilities, Description of Specific Regulatory Liabilities				80
Accrual For Environmental Loss Contingencies, Expected Payment Period				5 years
Environmental Issue [Member] | Valero [Member]
Loss Contingencies [Line Items]
Maximum pre-disposal environmental obligations of Valero				$ 20,000,000
Environmental Issue [Member] | PBF Energy and Valero [Member]
Loss Contingencies [Line Items]
Maximum pre-disposal environmental obligations of Valero				$ 75,000,000
Term of insurance policies				10 years
Environmental Issue [Member] | Sunoco, Inc. [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Insurance-Related Assessment, Expiration Of Liability Period		20 years
Environmental Issue [Member] | Torrance Refinery [Member]
Loss Contingencies [Line Items]
Environmental liability			$ 146,300,000	$ 146,300,000
Accrual For Environmental Loss Contingencies, Expected Future Payments			31,402,000	31,402,000
Maximum pre-disposal environmental obligations of Valero				100,000,000
Term of insurance policies	10 years
Site Contingency, Loss Exposure in Excess of Accrual, Best Estimate			$ 100,000
Environmental Issue [Member] | New York [Member]
Loss Contingencies [Line Items]
Maximum amount of sulfur allowed in heating oil (in ppm) | ppm						15
Environmental Issue [Member] | PENNSYLVANIA
Loss Contingencies [Line Items]
Maximum amount of sulfur allowed in heating oil (in ppm) | ppm						500
Chalmette Refinery [Member] | Environmental Issue [Member]
Loss Contingencies [Line Items]
Environmental Costs Recognized, Recovery Credited to Expense				$ 3,936,000
Term of insurance policies				10 years
Accrual For Environmental Loss Contingencies, Expected Payment Period				30 years
Environmental Insurance Policies Coverage				$ 100,000,000
Minimum [Member]
Loss Contingencies [Line Items]
Term of Agreement					7 years
Maximum [Member]
Loss Contingencies [Line Items]
Term of Agreement					10 years
East Coast Terminals [Member] | Minimum [Member] | East Coast Terminals commercial agreements [Member]
Loss Contingencies [Line Items]
Term of Agreement			3 months
East Coast Terminals [Member] | Maximum [Member] | East Coast Terminals commercial agreements [Member]
Loss Contingencies [Line Items]
Term of Agreement			1 year