CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (6,574)	$ (787)	$ (14,816)	$ (9,021)
Other comprehensive income (loss):
Change in unrealized losses on available-for-sale securities, net of tax	5	(6)	(2)	(9)
Foreign currency translation adjustments	2,636	278	945	541
Total other comprehensive income	2,641	272	943	532
Total comprehensive loss	$ (3,933)	$ (515)	$ (13,873)	$ (8,489)