DERIVATIVES (Narrative) (Details) - bbl	Mar. 31, 2023	Dec. 31, 2022
Crude Oil and Feedstock Inventory | Fair Value Hedging
Derivative [Line Items]
Derivative, notional amount, volume	2,180,628	1,945,994
Intermediates and Refined Products Inventory | Fair Value Hedging
Derivative [Line Items]
Derivative, notional amount, volume	1,321,528	780,734
Crude Oil Commodity Contract | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount, volume	18,941,000	17,890,000
Refined Product Commodity Contract | Not Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount, volume	14,409,000	12,175,200