Property, plant and equipment, net (Tables)

3 Months Ended

Mar. 31, 2016

Property, Plant and Equipment [Abstract]

Components of Property, Plant and Equipment

The components of property, plant and equipment are recorded at cost and included the following as of:

	March 31, 2016			December 31, 2015
Land	$	—		$	260
Buildings and improvements		6,036			8,189
Office furniture and equipment		4,581			4,675
Tooling and equipment		21,642			21,381
Transportation equipment		560			560
Construction in progress		3,411			3,011
Property, plant and equipment, at cost		36,230			38,076
Accumulated depreciation		(11,941	)		(12,075	)
Property, plant and equipment, net	$	24,289		$	26,001