Note G - Economic Dependency - Substantial Net Purchase From Certain Suppliers (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Supplier Concentration Risk [Member] | Raw Material Purchases [Member] | Supplier 1 [Member]
Raw Material Purchases by Supplier	$ 3,961	$ 4,485	$ 6,793	$ 7,854