Condensed Consolidated Statements of Comprehensive Income (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2011
Net income	$ 904	$ 10,243	$ 3,605	$ 18,427
Foreign currency translation adjustment, net of tax	(38)	(84)	(45)	(128)
Unrealized gain (loss) on available-for-sale securities, net of tax	(64)	57	92	(50)
Other comprehensive income (loss), net of tax	(102)	(27)	47	(178)
Comprehensive income	$ 802	$ 10,216	$ 3,652	$ 18,249