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PROPERTY, PLANT AND EQUIPMENT, NET (Details) $ in Millions		3 Months Ended		12 Months Ended
PROPERTY, PLANT AND EQUIPMENT, NET (Details) $ in Millions	Apr. 17, 2020 USD ($) hydrogenPlants	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		$ 6,051.4		$ 6,335.7	$ 6,051.4
Less - Accumulated depreciation		(1,208.1)		(1,433.5)	(1,208.1)
Property, plant and equipment, net		4,843.3		4,902.2	4,843.3
Depreciation				229.6	223.0	$ 178.0
Impairment expense				0.0	98.8	0.0
Number of Hydrogen Plants Sold \| hydrogenPlants	5
Proceeds from sale of assets				7.2	543.1	36.3
Gain (Loss) on Disposition of Property Plant Equipment				3.0	477.8	29.9
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property				3.0	477.8	$ 29.9
Air Products and Chemical, Inc. [Member]
Property, Plant and Equipment [Line Items]
Proceeds from sale of assets	$ 530.0
Gain (Loss) on Disposition of Property Plant Equipment				471.1	471.1
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		534.7		533.6	534.7
Process units, pipelines and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		5,026.2		5,166.1	5,026.2
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		127.0		128.1	127.0
Computers furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		164.3		176.8	164.3
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross		199.2		331.1	199.2
Capitalized interest				$ 9.1	12.6
Construction in progress [Member] \| East Coast Refining [Member] \| Idled Processing Units [Member]
Property, Plant and Equipment [Line Items]
Impairment expense					11.9
Construction in progress [Member] \| East Coast Refining [Member] \| Capital Projects [Member]
Property, Plant and Equipment [Line Items]
Impairment expense					$ 79.9
Torrance Refinery [Member]
Property, Plant and Equipment [Line Items]
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property		$ 8.1	$ 33.1