Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Net income (loss)	$ 12,206	$ (22,856)
Other comprehensive income (loss):
Change in unrealized gains on available-for-sale securities, net of tax	4	0
Foreign currency translation adjustments	(2,515)	1,007
Total other comprehensive income (loss), net	(2,511)	1,007
Total comprehensive income (loss)	$ 9,695	$ (21,849)