2. INVENTORIES

Inventories are stated at the lower of cost, primarily determined on the first-in, first-out (FIFO) method, or market. The cost of manufactured inventory includes raw material, labor and overhead. Inventories consist of the following (in thousands):

	June 30,		December 31,
	2015		2014
Raw materials and components	$	76,498	$	63,847
Work in progress		30,852		23,145
Finished goods		110,709		68,923
Aftermarket parts		9,423		8,446
Used trailers		16,688		12,783
	$	244,170	$	177,144