Note 2 - Summary of Significant Accounting Policies - Schedule of Changes in Deferred Financing Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Balance	$ 1,160	$ 1,301	$ 1,680
Amortization of deferred financing costs	(591)	(475)	(379)
Deferred financing costs capitalized on new debt	278	334
Balance	$ 847	$ 1,160	$ 1,301