Note 9 - Stock Incentive Plan - Share Based Compensation Arrangements by Share Based Payment Award (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Stock based compensation	$ 309	$ 553	$ 1,198
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)	78,583	57,681
Granted and vested, grant date fair value (in dollars per share)	$ 7.32	$ 8.43
Outstanding, shares (in shares)	232,968	154,385	96,704
Outstanding, grant date fair value (in dollars per share)	$ 11.07	$ 12.98	$ 15.69
Stock based compensation	$ 458	$ 429
Intrinsic value, end of period	$ 1,677	$ 1,201