Income Taxes - Schedule of Components of (Loss) Income Before (Benefit) Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Income Tax Disclosure [Abstract]
Domestic	$ (9,563)	$ (17,271)	$ 15,275
Foreign	2,052	2,089	3,510
(Loss) income before income taxes	$ (7,511)	$ (15,182)	$ 18,785