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MARKETABLE SECURITIES (Details) - USD ($)		3 Months Ended
	May. 14, 2014	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Payments to acquire marketable securities		$ 690,000,000	$ 689,693,000
Marketable securities		234,408,000
Marketable securities		$ 234,408,000		$ 234,258,000
PBF Logistics LP [Member] | US Treasury And Other Investments [Member]
Payments to acquire marketable securities	$ 300,000,000
Marketable Securities, maturity range, start		1 month
Marketable securities, maturity range, maximum		3 months

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Total debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale.

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Cash outflow for purchase of trading, available-for-sale securities and held-to-maturity securities.

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