RELATED PARTY TRANSACTIONS (Details)													12 Months Ended
	Jul. 31, 2018 Railcars_per_day bbl / d	Apr. 16, 2018 USD ($) bbl	Nov. 01, 2017 bbl renewal	Aug. 04, 2017 dekatherm_per_day	Nov. 01, 2016 bbl / d	Aug. 31, 2016 bbl / d bbl renewal	May 01, 2016 bbl / d	May 15, 2015 renewal	May 14, 2015 bbl / d	Dec. 11, 2014 bbl / d bbl renewal	May 14, 2014 bbl / d renewal	Jan. 24, 2013 bbl	Dec. 31, 2018 USD ($) bbl / d station renewal	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 01, 2016
Related Party Transaction [Line Items]
Number of stations with storage capacity and truck unloading capacity | station													2
Number of Contract Renewals | renewal													2
Term of Renewal													5 years
Blackstone and First Reserve [Member] | Series B Units [Member]
Related Party Transaction [Line Items]
Distributions to Series B Unitholders | $													$ 0	$ 0	$ 6,152,000
Toledo Rail Loading Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil and Gas Plant, Collaborative Agreement, Maximum Throughput Capacity | Railcars_per_day	50
Term of Agreement	7 years 5 months
Number of Contract Renewals	2
Term of Renewal	5 years
Torrance Valley Pipeline Transportation Services Agreement [Member]
Related Party Transaction [Line Items]
Number of Contract Renewals | renewal						2
Term of Renewal						5 years
Chalmette Terminal Throughput Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Term of Agreement	1 year
Chalmette Rail Unloading Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity	7,600
Term of Agreement	7 years 5 months
Number of Contract Renewals	2
Term of Renewal	5 years
DSL Ethanol Throughput Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity	5,000
Term of Agreement	7 years 5 months
Number of Contract Renewals	2
Term of Renewal	5 years
Fifth Amended and Restated Omnibus Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Term of Agreement													10 years
Related Party Transaction, Annual Fee | $													$ 7,000,000
Sixth Amended and Restated O&M Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Annual Fee | $													$ 8,587,000
Chalmette Storage Tank [Member] | Chalmette Storage Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Maximum Storage Capacity | bbl			625,000
Paulsboro Natural Gas Pipeline [Member] | Paulsboro Natural Gas Pipeline Transportation Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Term of Agreement				15 years
Oil And Gas Plant, Maximum Storage Capacity | dekatherm_per_day				60,000
East Coast Terminals [Member] | East Coast Terminals commercial agreements [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity							15,000						15,000
Oil And Gas Plant, Maximum Storage Capacity | bbl												350,000
Torrance Valley Pipeline - Belridge Tanks [Member] | Torrance Valley Pipeline Transportation Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity						770,000
Torrance Valley Pipeline - Emidio Tanks [Member] | Torrance Valley Pipeline Transportation Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity						900,000
Torrance Valley Pipeline - Midway Tank [Member] | Torrance Valley Pipeline Transportation Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Maximum Storage Capacity | bbl						55,000
Torrance Valley Pipeline - South [Member] | Torrance Valley Pipeline Transportation Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity						70,000
Torrance Valley Pipeline - North [Member] | Torrance Valley Pipeline Transportation Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity						50,000
Toledo Tank Farm [Member] | Toledo Tank Farm Storage and Terminaling Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity										4,400
Oil And Gas Plant, Maximum Storage Capacity | bbl										3,849,271
Toledo Terminaling Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement											7 years 8 months
Number of Contract Renewals | renewal											2
Term of Renewal											5 years
DCR Terminaling Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement											7 years 8 months
Number of Contract Renewals | renewal											2
Term of Renewal											5 years
Delaware City Products Pipeline [Member] | Delaware City Pipeline Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity									50,000
Delaware City Pipeline Services Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement								10 years 8 months
Number of Contract Renewals | renewal								2
Term of Renewal								5 years
Toledo Tank Farm Storage and Terminaling Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement										10 years
Number of Contract Renewals | renewal										2
Term of Renewal										5 years
Toledo Truck Unloading Terminal [Member] | Toledo Terminaling Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity											5,500
Delaware City Rail Unloading Terminal [Member] | DCR Terminaling Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity											85,000
Delaware Truck Loading Services Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement								10 years 8 months
Number of Contract Renewals | renewal								2
Term of Renewal								5 years
Delaware City Products Pipeline - Magellan [Member]
Related Party Transaction [Line Items]
Term of Agreement					2 years 5 months
Delaware City Products Pipeline - Magellan [Member] | Delaware City Pipeline Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity					14,500
Torrance Valley Pipeline Transportation Services Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement						10 years
Chalmette Storage Agreement [Member]
Related Party Transaction [Line Items]
Term of Agreement			10 years
Number of Contract Renewals | renewal			2
Term of Renewal			5 years
Knoxville Terminals [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Term of Agreement		5 years
Oil And Gas Plant, Maximum Storage Capacity | bbl		115,334
Cost of Sales [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Amounts of Transaction | $													$ 259,426,000	240,654,000	175,448,000
General and Administrative Expense [Member] | Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Amounts of Transaction | $													7,477,000	6,626,000	5,121,000
General and Administrative Expense [Member] | Omnibus Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Related Party Transaction, Amounts of Transaction | $													$ 7,468,000	$ 6,899,000	$ 4,805,000
Product [Member] | Toledo Rail Loading Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity | Railcars_per_day	30
Refined Clean Product [Member] | Delaware City Truck Rack [Member] | Delaware City Terminaling Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity									30,000
LPGs [Member] | Delaware City Truck Rack [Member] | Delaware City Terminaling Services Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity									5,000
Premium Product [Member] | Toledo Rail Loading Agreement [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil And Gas Plant, Collaborative Agreement, Minimum Throughput Capacity | Railcars_per_day	11.500
Minimum [Member] | East Coast Terminals [Member] | East Coast Terminals commercial agreements [Member]
Related Party Transaction [Line Items]
Term of Agreement													1 year
Maximum [Member] | East Coast Terminals [Member] | East Coast Terminals commercial agreements [Member]
Related Party Transaction [Line Items]
Term of Agreement													5 years
Torrance Valley Pipeline Company [Member]
Related Party Transaction [Line Items]
Noncontrolling Interest, ownership Percentage by Parent													50.00%			50.00%
Agreement Period Three [Member] | Knoxville Terminals [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil and Gas Plant, Collaborative Agreement, Minimum Revenue Commitment | $		2,683,000
Agreement Period Two [Member] | Knoxville Terminals [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil and Gas Plant, Collaborative Agreement, Minimum Revenue Commitment | $		1,788,000
Agreement Period One [Member] | Knoxville Terminals [Member] | PBF Logistics LP [Member]
Related Party Transaction [Line Items]
Oil and Gas Plant, Collaborative Agreement, Minimum Revenue Commitment | $		894,000