Inventories - Narrative (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Sep. 30, 2023
Inventory Disclosure [Abstract]
Percentage of inventories determined using LIFO method	32.00%	19.00%
Additional amount that would have been reported in inventory if FIFO method had been used	$ 9,927	$ 9,634
Inventory valuation allowances	$ 3,534	$ 4,049