REVENUES (Disaggregated by Product) (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Revenues	$ 7,904.3	$ 7,066.4
Intersegment Eliminations
Revenues	(88.7)	(85.2)
Refining Group
Revenues	7,899.8	7,057.1
PBF Logistics LP
Revenues	93.2	94.5
Prior to elimination
Revenues	7,993.0	7,151.6
Gasoline and distillates \| Refining Group
Revenues	7,058.8	6,125.6
Asphalt and blackoils \| Refining Group
Revenues	318.2	237.7
Feedstocks and other \| Refining Group
Revenues	291.9	496.9
Chemicals \| Refining Group
Revenues	145.0	121.4
Lubricants \| Refining Group
Revenues	$ 85.9	$ 75.5

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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