Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (720)		$ 1,236		$ (1,806)		$ 1,215
Other comprehensive income (loss):
Foreign currency translation adjustments	151	[1]	540	[1]	(358)	[1]	277	[1]
Unrealized (losses) gains from marketable securities, net of tax	(13)		(12)		15		(12)
Total other comprehensive income (loss)	138		528		(343)		265
Comprehensive (loss) income	$ (582)		$ 1,764		$ (2,149)		$ 1,480

[1] In all periods presented, there were no tax impacts related to rate changes and no amounts were reclassified to earnings.