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INVENTORIES (Schedule of Inventories, Net of Reserves) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
INVENTORIES
Chassis	$ 6,493	$ 6,859
Raw materials	51,897	36,161
Work in process	33,932	16,282
Finished goods	16,516	24,637
Inventories	$ 108,838	$ 83,939

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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of goods held by the company that are readily available for sale.

+ References

No definition available.

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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

+ References

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

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Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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