CONDENSED CONSOLIDATING FINANCIAL STATEMENTS OF PBF HOLDINGS (Narrative) (Details)	9 Months Ended
	Sep. 30, 2018
PBF Services Company [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Delaware City Refining Company LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Delaware Pipeline Company LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
PBF Power Marketing LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Paulsboro Refining Company LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Paulsboro Natural Gas Pipeline Company LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Toledo Refining Company LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Investments LLC [Member]
Condensed Financial Statements, Captions [Line Items]
Percentage of ownership in subsidiaries	100.00%
Torrance Valley Pipeline Company [Member]
Condensed Financial Statements, Captions [Line Items]
Ownership percentage	50.00%