Property, Plant, and Equipment (Tables)

9 Months Ended

Sep. 30, 2015

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

Property, plant and equipment consisted of the following (in thousands):

	Estimated Useful Life (in years)			As of
				September 30, 2015			December 31, 2014
Automobiles	5	to	6	$	139		$	23
Leasehold improvements	5	to	20	2,140			2,144
Computer software and equipment	3	to	7	23,381			25,397
Machinery and equipment	3	to	5	7,484			6,709
Furniture and fixtures	5			1,196			1,108
Work in progress(1)	N/A			1,585			421
Total cost				35,925			35,802
Accumulated depreciation				(24,236		)	(26,168		)
Total property, plant and equipment, net				$	11,689		$	9,634

⁽¹⁾ Work in progress includes production tooling and internal use software development.