CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Statement of Comprehensive Income [Abstract]
Net loss	$ (4,648)	$ (2,734)
Cumulative foreign translation adjustments	(713)	(4,142)
Unrealized loss on marketable securities, net of tax effects of $(48) and $24 during the three months ended December 31, 2015 and 2014	(119)	(65)
Actuarial gain, net of tax effects of ($2) and ($5) during the three months ended December 31, 2015 and 2014	8	22
Total other comprehensive income (loss), net of tax	(824)	(4,185)
Comprehensive loss, net of tax	$ (5,472)	$ (6,919)