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Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) | 66,666,000 | 66,666,000
Common stock, shares issued (in shares) | 10,447,000 | 10,409,000
Common stock, shares outstanding (in shares) | 10,447,000 | 10,409,000
Acquisition Term Loan [Member] | Related Party [Member] |  |
Loans payable, discount, current | $ 613 | $ 0
Loans payable, discount, noncurrent | 0 | 787
Consolidated Term Loan [Member] | Related Party [Member] |  |
Loans payable, discount, current | 655 | 747
Loans payable, discount, noncurrent | $ 0 | $ 94

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