INVENTORIES

3 Months Ended

Mar. 31, 2016

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 estimates could result in the need for adjustments. Inventories, net of reserves, at March 31, 2016 and December 31, 2015 consisted of the following:

	March 31,  2016		December 31, 2015
Chassis	$	7,720	$	8,048
Raw materials		30,413		28,328
Work in process		12,457		10,850
Finished goods		20,831		19,006
	$	71,421	$	66,232