Note 8 - Inventories (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Inventory Write-down	$ 589	$ 2,229
Inventory, Raw Materials, Gross	30,941	26,832
Semi-finished Goods and Component Parts [Member]
Inventory, Raw Materials, Gross	$ 8,600	$ 10,600