INVENTORIES (Details) - USD ($)		12 Months Ended
	Jul. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Inventory [Line Items]
Crude oil and feedstocks		$ 1,495,400,000	$ 1,336,100,000
Refined products and blendstocks		1,536,500,000	1,285,600,000
Warehouse stock and other		151,200,000	141,900,000
Inventory, Gross		3,183,100,000	2,763,600,000
Lower of cost or market adjustment		0	0	$ 0
Total inventories		3,183,100,000	2,763,600,000
Income from operations		1,870,900,000	3,972,400,000	404,000,000.0
Inventory, LIFO reserve, effect on income		$ 0	0	0
Provisional Payments for Inventory Supply and Offtake Arrangements	$ 268,000,000
Costs Associated with Exiting Inventory Intermediation Agreement	$ 13,500,000
Titled Inventory [Member]
Inventory [Line Items]
Crude oil and feedstocks			1,195,200,000
Refined products and blendstocks			1,244,700,000
Warehouse stock and other			141,900,000
Inventory, Gross			2,581,800,000
Lower of cost or market adjustment			0
Total inventories			2,581,800,000
Inventory Supply and Offtake Arrangements [Member]
Inventory [Line Items]
Crude oil and feedstocks			140,900,000
Refined products and blendstocks			40,900,000
Warehouse stock and other			0
Inventory, Gross			181,800,000
Lower of cost or market adjustment			0
Total inventories			$ 181,800,000
Adjustment
Inventory [Line Items]
Income from operations				$ 669,600,000