Income Taxes - Schedule of Components of Loss from Continuing Operations Before Income Tax Benefit (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Income Tax Disclosure [Abstract]
U.S.	$ (6,985)	$ (1,523)
Non-U.S.	(2,698)	(442)
(Loss) before income tax benefit	$ (9,683)	$ (1,965)