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Note 6 - Treasury Stock | 6 Months Ended
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Jun. 30, 2023
Notes to Financial Statements |
Treasury Stock [Text Block] | 6. Treasury Stock Common stock held in treasury totaled 976,006 with a cost of $2,251 at June 30, 2023 and December 31, 2022. These shares were withheld from employees to settle personal tax withholding obligations that arose as a result of restricted stock units that vested in the periods presented.

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- Definition The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//505-30/tableOfContent + Details
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