Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 301	$ (3,215)	$ (8,691)	$ (4,343)
Foreign currency translation adjustments	(2,543)	2,849	(4,132)	1,124
Comprehensive loss	$ (2,242)	$ (366)	$ (12,823)	$ (3,219)