Reconciliation of Actual Income Tax Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Income Tax Disclosure [Abstract]
Expense (benefit) for U.S federal income tax at statutory rate	$ (4,763)	$ (2,834)
Effect of foreign income taxes	3	1
Research and experimentation tax credit	6	(223)
State income taxes, net of federal income tax benefit	(265)	153
Nondeductible expenses	927	44
Change in valuation allowance	3,768	2,893
Impact on deferred taxes due to change in tax rate		563
Change in fair value of contingent consideration	(278)	(569)
Foreign income tax withholding	114	419
Disallowance of stock compensation adjustments in excess of book	217	334
Other items	444	(203)
Income tax expense	$ 173	$ 578
Effective tax rate	(0.80%)	(4.30%)