Consolidated Statements of Comprehensive (Loss) Income (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2013		Jun. 30, 2012		Jun. 30, 2013		Jun. 30, 2012
Statement of Other Comprehensive Income [Abstract]
Net income	$ 1,236		$ 68		$ 1,215		$ 1,611
Other comprehensive income:
Foreign currency translation adjustments	540	[1]	70	[1]	277	[1]	104	[1]
Unrealized losses from marketable securities, net of tax	(12)		(26)		(12)		(11)
Total other comprehensive income	528		44		265		93
Comprehensive income	$ 1,764		$ 112		$ 1,480		$ 1,704

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