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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