Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Jun. 30, 2015		Jun. 30, 2014	Jun. 30, 2015		Jun. 30, 2014
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 2,496		$ (101)	$ 3,603		$ 1,325
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustment	1,571		384	(4,158)		546
Change in net unrealized gain (loss) on investments	4		(2)	(2)		62
Less income tax (provision) benefit	(1)		1	1		(24)
Reclassification of realized loss on investments included in net income	0	[1]	0	1	[1]	0
Other comprehensive income (loss), net of tax	1,574		383	(4,158)		584
Comprehensive income (loss)	$ 4,070		$ 282	$ (555)		$ 1,909

[1] Recorded in Other income (loss), net on our Condensed Consolidated Statement of Operations.