Note G - Economic Dependency - Substantial Net Purchase from Certain Supplier (Details) (Cost of Goods, Total [Member], Supplier Concentration Risk [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
	Dec. 31, 2014	Dec. 31, 2014
Raw Material Purchases by Supplier	$ 1,558	$ 1,827
% of total raw material purchases	23.00%	12.00%
Supplier 1 [Member]
Raw Material Purchases by Supplier	792	1,827
% of total raw material purchases	12.00%	12.00%
Supplier 2 [Member]
Raw Material Purchases by Supplier	$ 766
% of total raw material purchases	11.00%