STOCK-BASED COMPENSATION (Weighted Average Assumptions) (Details) - PBF Energy - $ / shares	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life (in years)		6 years	6 years
Expected volatility		87.60%	83.80%
Dividend yield		0.00%	0.00%
Risk-free rate of return		3.24%	1.37%
Exercise price (in dollars per share)		$ 29.16	$ 13.91
Weighted average fair value per unit (in dollars per share)		$ 21.68	9.84
Performance Share Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life (in years)		3 years 29 days
Expected volatility		65.16%
Dividend yield		2.18%
Risk-free rate of return		3.90%
Granted (in dollars per share)	$ 56.35	$ 45.91	$ 18.73
Performance Share Units | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life (in years)	2 years 10 months 9 days		3 years 1 month 13 days
Expected volatility	56.68%		83.78%
Dividend yield	1.73%		0.00%
Risk-free rate of return	4.40%		0.87%
Performance Share Units | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected life (in years)	3 years 2 months 4 days
Expected volatility	59.98%
Dividend yield	1.80%
Risk-free rate of return	4.75%