DISCONTINUED OPERATIONS - Narrative (Details) - USD ($)	Jan. 25, 2022	Jan. 24, 2022	Jun. 29, 2021
Safety-Kleen
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Break up fee payment	$ 3,000,000	$ 3,000,000
Held-for-sale | UMO business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Total cash, consideration			$ 140,000,000
Total net cash proceeds from the transaction			$ 90,000,000