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Note N - Segment Information - Operating Results by Business Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Net sales | $ 170,966 | $ 178,520
Income from operations | 13,679 | 13,672
Operating Segments [Member] |  |
Income from operations | 22,447 | 22,186
Corporate, Non-Segment [Member] |  |
Income from operations | (8,768) | (8,514)
Private Label Contract Manufacturing [Member] |  |
Net sales | 154,798 | 164,310
Private Label Contract Manufacturing [Member] | Operating Segments [Member] |  |
Income from operations | 15,667 | 17,744
Patent and Trademark Licensing [Member] |  |
Net sales | 16,168 | 14,210
Patent and Trademark Licensing [Member] | Operating Segments [Member] |  |
Income from operations | $ 6,780 | $ 4,442

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