Note N - Segment Information - Assets by Business Segment (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Jun. 30, 2022
Total Assets	$ 134,152	$ 146,003
Private Label Contract Manufacturing [Member]
Total Assets	102,495	115,649
Patent and Trademark Licensing [Member]
Total Assets	$ 31,657	$ 30,354