Property, Plant and Equipment, Net (Tables)

3 Months Ended

Mar. 31, 2018

Property, Plant and Equipment, Net

Components of property, plant and equipment

The components of our property, plant and equipment are summarized below (in thousands):

	March 31,		December 31,
	2018		2017
Property, plant and equipment:
Machinery and equipment, at cost	$	45,954	$	44,549
Less: accumulated depreciation and amortization		(42,217)		(40,845)
Building, at cost		33,635		32,461
Less: accumulated depreciation and amortization		(12,234)		(11,501)
Leasehold improvements, at cost		5,715		5,539
Less: accumulated depreciation and amortization		(4,538)		(4,288)
Construction in progress		32,448		20,615
	$	58,763	$	46,530