Note 6 - Treasury Stock	9 Months Ended
Sep. 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 September 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.

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.

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

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