Property and Equipment, net (Tables)

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment [Abstract]

Component of Property and Equipment, Net

Property and equipment, net, consists of the following:

	December 31,
(in thousands)	2017			2016
Office and computer equipment	$	1,215		$	1,162
Software		913			907
Leasehold improvements		1,553			1,158
Research and development equipment		1,161			878
		4,842			4,105
Less: accumulated depreciation		(3,631	)		(3,262	)
Property and equipment, net	$	1,211		$	843