Note 9 - Stock Incentive Plan - Share Based Compensation Arrangements by Share Based Payment Award (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Stock based compensation	$ (243)	$ (140)
Deferred Stock Units [Member]
Outstanding, shares (in shares)	154,385	96,704
Outstanding, grant date fair value (in dollars per share)	$ 12.98	$ 15.69
Granted and vested, shares (in shares)	17,720	13,484
Granted and vested, grant date fair value (in dollars per share)	$ 7.84	$ 8.46
Outstanding, shares (in shares)	172,105	110,188
Outstanding, grant date fair value (in dollars per share)	$ 12.45	$ 14.8
Stock based compensation	$ 114	$ 99
Intrinsic value, end of period	$ 1,294	$ 984