Accrued Expenses and Other Current Liabilities - Schedule of Product Warranty Accruals (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2023	Sep. 30, 2023
Movement in Standard Product Warranty Accrual [Roll Forward]
Balance at beginning of period	$ 864	$ 911
Provision for product warranty expense	33	120
Adjustments and utilization of warranty accrual	(71)	(167)
Balance at end of period	$ 826	$ 864