NONCONTROLLING INTEREST OF PBF ENERGY (Owenership Percentage) (Details)	Mar. 31, 2013		Dec. 31, 2012
Noncontrolling Interest [Line Items]
Shares outstanding	96,585,966	[1]	96,543,352	[1]
Percentage of ownership in PBF LLC	100.00%	[1]	100.00%	[1]
PBF Energy [Member] | Class A Common Stock [Member]
Noncontrolling Interest [Line Items]
Shares outstanding	23,613,835		23,571,221
Percentage of ownership in PBF LLC	24.40%		24.40%
PBF LLC [Member] | Series A Units [Member]
Noncontrolling Interest [Line Items]
Shares outstanding	72,972,131		72,972,131
Percentage of ownership in PBF LLC	75.60%		75.60%

[1] Assumes all of the holders of PBF LLC Series A Units exchange their PBF LLC Series A Units for shares of PBF Energy’s Class A common stock on a one-for-one basis.