6. Property, Plant and Equipment (Tables)

9 Months Ended

Sep. 30, 2015

Property, Plant and Equipment [Abstract]

Schedule of property, plant and equipment

	September 30, 2015			December 31, 2014
Land improvements	$	863		$	103
Building and improvements		25,938			16,196
Machinery and equipment		76,328			61,529
Furniture and fixtures		2,148			1,938
Computer equipment and software		5,729			4,712
Transportation equipment		262			270
		111,268			84,748
Less accumulated depreciation and amortization		(37,773	)		(32,412	)
		73,495			52,336
Construction in progress		13,240			11,371
Land		1,101			1,101
Property, plant and equipment, net	$	87,836		$	64,808