Note 3 - Earnings Per Share - Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023
Net income		$ 1,152	$ 7,649
Weighted average number of common shares outstanding (in shares)		21,895,847	21,188,669
Basic net income per share (in dollars per share)		$ 0.05	$ 0.36
Non-vested stock awards (in shares)	[1]	78,782	302,601
Weighted average number of common shares outstanding (in shares)		21,974,629	21,491,270
Diluted net income per share (in dollars per share)		$ 0.05	$ 0.36

[1] Restricted stock units granted and outstanding of 811,342 as of September 30, 2022, are excluded from the computation of diluted earnings due to the anti-dilutive effect as a result of the Company’s net loss for the three months and nine months ended September 30, 2022.