Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Sep. 30, 2023	Mar. 31, 2023	Sep. 30, 2022
Cash and Cash Equivalents [Abstract]
Cash	$ 3,166	$ 4,332
Cash equivalents	8,329	21,879
Restricted cash	495	495
Total cash, cash equivalents, and restricted cash	$ 11,990	$ 26,706	$ 24,460	$ 25,619