Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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Amount of divestiture of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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DIVESTITURES AND SALES (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
DIVESTITURES AND SALES (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impact of divestiture on goodwill			$ 4,685	$ 4,944
Proceeds from sale of property, plant, and equipment	$ 3,200	$ 2,700	17,115	785	$ 17,776
Gain (loss) on disposition of property plant equipment	2,300	$ 1,700	1,567	$ 109	$ 10,148
Term Loan Credit Agreement \| Senior Secured Credit Facility
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Repayments of long-term debt			$ 11,200
Beall Tank Trailers \| Disposal Group, Disposed of by Sale, Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture of businesses	11,200
Loss on divestiture	2,100
Impact of divestiture on goodwill	$ 4,700