v3.26.1
RELATED PARTY TRANSACTIONS (Summary of Transactions with PBFX) (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Related Party Transaction [Line Items]      
Accounts receivable $ 1,852.4   $ 1,120.1
Accrued expenses 3,261.7   2,614.2
PBF Logistics LP      
Related Party Transaction [Line Items]      
Accounts receivable 4.6   5.3
Accrued expenses 39.2   $ 38.9
PBF Logistics LP | Cost of Sales      
Related Party Transaction [Line Items]      
Total expenses under affiliate agreements (88.7) $ (85.2)  
PBF Logistics LP | Services agreement | General and Administrative Expense      
Related Party Transaction [Line Items]      
Total expenses under affiliate agreements 2.2 2.2  
PBF Logistics LP | Omnibus agreement | General and Administrative Expense      
Related Party Transaction [Line Items]      
Total expenses under affiliate agreements $ 1.5 $ 1.5