INVENTORIES

6 Months Ended

Jun. 30, 2017

Inventory Disclosure [Abstract]

INVENTORIES

3. INVENTORIES

Inventory costs include materials, labor and factory overhead. Inventories are stated at the lower of cost or market (net realizable value), determined on a first-in, first-out basis. Appropriate consideration is given to obsolescence, valuation and other factors in determining net realizable value. Revisions of these factors could result in the need for adjustments. Inventories, net of reserves, at June 30, 2017 and December 31, 2016 consisted of the following:

	June 30, 2017		December 31, 2016
Chassis	$	6,744	$	8,524
Raw materials		29,423		26,322
Work in process		13,119		11,620
Finished goods		18,945		17,670
	$	68,231	$	64,136