Geographical Data (Tables)

3 Months Ended

Mar. 31, 2018

Segment Reporting [Abstract]

Schedule of Revenue by Geographical Area

Revenue by geographic area, based on customer location, is allocated as follows (in thousands):

	Three Months Ended March 31,
	2018		2017
Domestic	$	2,269	$	2,853
Foreign	1,205		1,227
Total Revenue	$	3,474	$	4,080