STOCK-BASED COMPENSATION (Summary of Unit Activity) (Details) - PBF Energy - $ / shares	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Performance Units
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in shares)	43,557,161	31,454,950
Granted (in shares)	18,649,445
Vested (in shares)	(6,036,460)
Forfeited (in shares)	(510,774)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)	43,557,161	31,454,950
Performance Share Units
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in shares)	631,443	786,526
Granted (in shares)	197,404
Vested (in shares)	(343,978)
Forfeited (in shares)	(8,509)
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)	631,443	786,526
Weighted Average Grant Date Fair Value [Abstract]
Weighted average exercise price (in dollars per share)	$ 38.48	$ 21.02
Granted (in dollars per share)	56.35	45.91	$ 18.73
Exercised (in dollars per share)	8.95
Weighted average exercise price (in dollars per share)	$ 38.48	$ 21.02

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(03)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Section 50
-Paragraph 2
-Subparagraph (c)(1)(ii)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of options vested.

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