Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022	Sep. 30, 2021
Income Tax Disclosure [Abstract]
Current	$ 0	$ 8	$ (53)
Deferred	0	0	0
Total provision (benefit) for income taxes	$ 0	$ 8	$ (53)