Unaudited 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
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 503	$ (675)	$ 786	$ (1,112)
Other comprehensive income (loss):
Foreign currency translation gain (loss) adjustments	125	(229)	123	(117)
Other comprehensive income	125	(229)	123	(117)
Total comprehensive income (loss)	$ 628	$ (904)	$ 909	$ (1,229)