Consolidated Statements of Comprehensive Income Loss - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Statement of Comprehensive Income [Abstract]
Net loss	$ (572)	$ (762)	$ (11,858)	$ (5,702)
Other comprehensive (loss) income, net of tax
Changes in cumulative translation adjustment	3	(8)	1	6
Comprehensive loss	$ (569)	$ (770)	$ (11,857)	$ (5,696)