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INVENTORIES - Schedule of Inventories, Net of Reserves (Details) - USD ($) $ in Thousands	21 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
INVENTORIES
Raw materials	$ 79,450	$ 89,048
Work in process	49,097	47,934
Finished goods	26,305	23,077
Chassis	35,493	29,748
Total inventory	190,345	189,807
Impairment of inventory	0
Net of inventory reserves	$ 8,800	$ 5,600

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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.

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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.

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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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Amount of valuation reserve for inventory.

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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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Amount of loss from reductions in inventory due to subsequent measurement adjustments, including, but not limited to, physical deterioration, obsolescence, or changes in price levels.

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