Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Income tax benefit at statutory federal rate	$ (9,739)	$ (9,030)	$ (9,975)
Foreign income taxed at other rates		(61)
Permanent differences relating to share-based compensation	(1,219)	(10)	(601)
Permanent differences relating to GILTI inclusion			165
Other permanent differences	130	(276)	273
Research and development credits, net	(941)	(860)	(37)
State and local taxes	(4,672)	(3,821)	(4,122)
Adjustment to true up to prior years’ tax provision	182	(1,128)	206
Change in valuation allowances	16,259	15,186	14,098
Income tax expense			$ 7