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Note B - Inventories, Net (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2020 | Dec. 31, 2020 | Jun. 30, 2020
Inventory Valuation Reserves, Ending Balance | $ 728 | $ 728 | $ 1,274
Kaged Muscle LLC [Member] |  |  |
Inventory Valuation Reserves, Ending Balance | 500 | 500 | $ 1,000
SEC Schedule, 12-09, Valuation Allowances and Reserves, Period Increase (Decrease), Total | $ (300) | $ (500) |

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- Definition Amount of increase (decrease) in valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e24092-122690 + Details
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