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Note 11 - Treasury Stock Transactions (Details Textual) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 3 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Apr. 24, 2023 | May 09, 2023 | Apr. 01, 2023 | Apr. 02, 2022 | Apr. 25, 2023 | Nov. 12, 2021 | Jan. 13, 2021
Treasury Stock, Shares, Acquired (in shares) |  |  | 640,578 | 406,480 |  |  |
Shares Acquired, Average Cost Per Share (in dollars per share) |  |  | $ 12.76 | $ 6.84 |  |  |
Stock Repurchase Program, Remaining Authorized Repurchase Amount |  |  | $ 2.0 |  |  |  |
Subsequent Event [Member] | Treasury Stock Repurchase Program, Authorized April 2023 [Member] |  |  |  |  |  |  |
Stock Repurchase Program, Authorized Amount |  |  |  |  | $ 25.0 |  |
Treasury Stock, Shares, Acquired (in shares) | 333,686 | 595,910 |  |  |  |  |
Shares Acquired, Average Cost Per Share (in dollars per share) | $ 11.91 | $ 11.92 |  |  |  |  |
Stock Repurchase Program, Remaining Authorized Repurchase Amount |  | $ 23.9 |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |
Stock Repurchase Program, Authorized Amount |  |  |  |  |  | $ 19.1 | $ 7.5

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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481549/505-30-45-1 + Details
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