CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net income (loss)	$ (1,760)	$ (1,071)	$ 3,720	$ 5,322
Other comprehensive income:
Foreign currency translation gain (loss)	3,415	(4,282)	4,775	(4,282)
Net unrealized gain (loss) on available-for-sale securities	1,159	(778)	923	(2,374)
Comprehensive income (loss)	$ 2,814	$ (6,131)	$ 9,418	$ (1,334)