Note 13 - Stock-based Compensation Plan - Stock Option Activity (Details) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) $ / shares shares
Outstanding, shares (in shares) | shares	505,006
Outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 10.46
Granted, number of shares (in shares) | shares	165,364
Granted, weighted average exercise price (in dollars per share) | $ / shares	$ 11.33
Exercised, number of shares (in shares) | shares	(30,080)
Exercised, weighted average exercise price (in dollars per share) | $ / shares	$ 5.41
Canceled, number of shares (in shares) | shares	(37,697)
Canceled, weighted average exercise price (in dollars per share) | $ / shares	$ 11.4
Options outstanding, number of shares (in shares) | shares	602,593
Options outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 10.92
Options outstanding, weighted average remaining term (Year)	7 years 3 months 18 days
Options outstanding, intrinsic value | $	$ 242
Exercisable, shares (in shares) | shares	260,853
Exercisable, weighted average exercise price (in dollars per share) | $ / shares	$ 9.92
Exercisable, weighted average remaining term (Year)	6 years 2 months 12 days
Exercisable, intrinsic value | $	$ 217
Expected to vest, shares (in shares) | shares	341,740
Expected to vest, weighted average exercise price (in dollars per share) | $ / shares	$ 11.69
Expected to vest, weighted average remaining term (Year)	8 years 2 months 12 days
Expected to vest, intrinsic value | $	$ 25