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v3.22.2.2

Note A - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual) | 3 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) shares | Sep. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($)
Sales, Royalty and Licensing Revenue | $ 1,400,000 | $ 4,700,000 |  |
Royalty Expense | 27,000 | 200,000 |  |
Deferred Compensation Arrangement with Individual, Cash Award Forfeited, Amount | $ 191,000 |  |  |
Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |  |  |
Number of Major Customers | 3 |  |  |
Restricted Stock [Member] |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period (in shares) | shares | 16,332 |  |  |
Share-Based Payment Arrangement, Expense | $ 200,000 | $ 200,000 |  |
Restricted Stock 1 [Member] |  |  |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) | shares | 50,377 |  |  |
Fair Value, Inputs, Level 1 [Member] |  |  |  |
Fair Value, Net Asset (Liability), Total | $ 0 |  | $ 0 | $ 0
Fair Value, Inputs, Level 3 [Member] |  |  |  |
Fair Value, Net Asset (Liability), Total | $ 0 |  | $ 0 | $ 0

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