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Note I - Stockholders' Equity - Treasury Stock Repurchases (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022
Treasury Stock Acquired, Shares (in shares) | 164,399 | 435,080
Treasury Stock Acquired, Average Cost (in dollars per share) |  |
Treasury Stock Acquired, Total Cost | $ 1,503 | $ 5,503
Stock Repurchase Plan [Member] |  |
Treasury Stock Acquired, Shares (in shares) | 140,812 | 406,817
Treasury Stock Acquired, Average Cost (in dollars per share) | $ 9.19 | $ 12.76
Treasury Stock Acquired, Total Cost | $ 1,294 | $ 5,190
Stock Repurchased from Employee for Restricted Stock Vesting [Member] |  |
Treasury Stock Acquired, Shares (in shares) | 23,587 | 28,263
Treasury Stock Acquired, Average Cost (in dollars per share) | $ 8.86 | $ 11.08
Treasury Stock Acquired, Total Cost | $ 209 | $ 313

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- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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