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NON-CONTROLLING INTERESTS - Narrative (Details) - USD ($)		12 Months Ended
	May 26, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Apr. 01, 2022	Jul. 01, 2021	May 25, 2016
Redeemable Noncontrolling Interest [Line Items]
Less: amount attributable to redeemable non-controlling interest			$ (6,792,000)	$ (9,844,000)
Conversion price (in dollars per share)						$ 1,000
Diego
Redeemable Noncontrolling Interest [Line Items]
Principal balance at beginning of period						$ 7,000,000
Vertex Splitter \| Tensile-Vertex
Redeemable Noncontrolling Interest [Line Items]
Exceeded the redemption value	$ 43,500,000
Vertex Splitter \| Heartland SPV
Redeemable Noncontrolling Interest [Line Items]
Percentage acquired	100.00%
Vertex Refining Myrtle Grove LLC
Redeemable Noncontrolling Interest [Line Items]
Less: amount attributable to redeemable non-controlling interest		$ 38,000	38,000
Accretion adjustment		$ 400,000
Redeemable non-controlling interest			0	6,812,000	$ 7,200,000
Accretion of non-controlling interest to redemption value			$ 428,000	$ 1,992,000
Industrial Pipe, Inc. \| Vertex Recovery Management LA, LLC
Redeemable Noncontrolling Interest [Line Items]
Ownership interest in VRMLA by Industrial Pipe, Inc. (in percent)							49.00%
MG SPV
Redeemable Noncontrolling Interest [Line Items]
Ownership percentage (in percent)					100.00%
MG SPV \| Vertex Splitter
Redeemable Noncontrolling Interest [Line Items]
Ownership percentage (in percent)					15.00%
Equity method investment, cost					$ 7,200,000
Heartland SPV
Redeemable Noncontrolling Interest [Line Items]
Ownership percentage (in percent)		100.00%
Less: amount attributable to redeemable non-controlling interest		$ (6,800,000)
Exceeded the redemption value	$ 43,500,000
Heartland SPV \| Vertex Splitter
Redeemable Noncontrolling Interest [Line Items]
Ownership percentage (in percent)	65.00%
Vertex Recovery Management, LLC \| Vertex Recovery Management, LLC
Redeemable Noncontrolling Interest [Line Items]
Ownership percentage (in percent)							51.00%
Leverage Lubricants LLC
Redeemable Noncontrolling Interest [Line Items]
Income from VRMLA included in consolidated income (in percent)		100.00%	100.00%	100.00%