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Note B - Inventories, Net (Details Textual) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 31, 2021 | Mar. 31, 2021 | Jun. 30, 2020
Inventory Valuation Reserves, Ending Balance | $ 1,113,000 | $ 1,113,000 | $ 1,274,000
Kaged Muscle LLC [Member] |  |  |
Inventory Valuation Reserves, Ending Balance | 500,000 | 500,000 | $ 1,000,000
SEC Schedule, 12-09, Valuation Allowances and Reserves, Period Increase (Decrease), Total | $ (50,000) | $ (500,000) |

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