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
Consolidated Statement of Comprehensive Income (Loss) [Abstract]
Net income	$ 7,049	$ 2,947	$ 3,127	$ 26,794
Foreign currency translation adjustments	2,703	2,711	(8,432)	(325)
Comprehensive income (loss)	$ 9,752	$ 5,658	$ (5,305)	$ 26,469