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Note 5 - Treasury Stock | 12 Months Ended
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Dec. 31, 2022
Notes to Financial Statements |
Treasury Stock [Text Block] | 5. TREASURY STOCK Common stock held in treasury totaled 976,006 and 963,509 with a cost of $2,251 and $2,234 at December 31, 2022 and 2021, respectively. These shares were withheld from employees to settle personal tax withholding obligations that arose as a result of restricted stock units that vested during 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 -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -URI https://asc.fasb.org/subtopic&trid=2208821 + Details
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