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Note A - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 31, 2021 USD ($) shares | Mar. 31, 2020 USD ($) shares | Mar. 31, 2021 USD ($) shares | Mar. 31, 2020 USD ($) shares | Jun. 30, 2020 USD ($)
Sales, Royalty and Licensing Revenue | $ 4,100 | $ 2,800 | $ 9,600 | $ 10,300 |
Royalty Expense | $ 200 | $ 100 | $ 400 | $ 500 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period (in shares) | shares | 10,000 | 0 | 110,000 | 0 |
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in shares) | shares | 7,883 |  | 38,325 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period (in shares) | shares | 0 | 0 | 0 | 0 |
Deferred Compensation Arrangement with Individual, Number of Payments | 3 |  | 3 |  |
Fair Value, Inputs, Level 1 [Member] |  |  |  |  |
Fair Value, Net Asset (Liability), Total | $ 0 |  | $ 0 |  | $ 0
Fair Value, Inputs, Level 2 [Member] |  |  |  |  |
Foreign Currency Contracts, Liability, Fair Value Disclosure | 900 |  | 900 |  |
Foreign Currency Contract, Asset, Fair Value Disclosure |  |  |  |  | 300
Fair Value, Inputs, Level 3 [Member] |  |  |  |  |
Fair Value, Net Asset (Liability), Total | 0 |  | 0 |  | $ 0
Board of Directors and Management Team First Issuance [Member] |  |  |  |  |
Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount | 500 |  | 500 |  |
Board of Directors and Management Team Second Issuance [Member] |  |  |  |  |
Deferred Compensation Arrangement with Individual, Cash Award Granted, Amount | $ 1,500 |  | $ 1,500 |  |
Restricted Stock [Member] |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) | shares | 91,773 | 0 | 91,773 | 5,000 |
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period (in shares) | shares | 0 | 0 | 0 | 15,000 |
Share-based Payment Arrangement, Expense | $ 300 | $ 500 | $ 1,000 | $ 1,400 |
Juice Plus + [Member] |  |  |  |  |
Sales Discounts, Cash | $ 400 | $ 400 | $ 1,200 | $ 1,200 |
Restricted Stock 1 [Member] |  |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares | 91,773 | 356,998 | 69,477 | 388,988 |
Share-based Payment Arrangement, Option [Member] |  |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares | 0 | 130,000 | 30,000 | 130,000 |

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