Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2016	Mar. 31, 2015
Net income (loss)	$ (5,719)	$ (9,786)	$ 1,399	$ 3,121
Other comprehensive income (loss):
Foreign currency translation adjustment	4,226	(6,169)	1,757	(9,358)
Unrealized loss due to change in fair value of derivatives, net of tax	0	(263)	0	(298)
Total other comprehensive income (loss)	4,226	(6,432)	1,757	(9,656)
Comprehensive income (loss)	$ (1,493)	$ (16,218)	$ 3,156	$ (6,535)