Note 16 - Stock-based Compensation - Summary of Awards Pursuant to Stock Option Plans (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Beginning Balance, Shares (in shares)			454,610
Outstanding at beginning of year (in dollars per share)			$ 16.97
Granted, Shares (in shares)			30,000
Granted, Weighted Average Exercise Price (in dollars per share)			$ 19.87
Exercised, Shares (in shares)	0	(217,932)	(9,153)	(442,308)
Exercised, Weighted Average Exercise Price (in dollars per share)			$ 17.38
Forfeited/cancelled, Shares (in shares)			(37,304)
Forfeited/cancelled, Weighted Average Exercise Price (in dollars per share)			$ 11.15
Balance, Shares (in shares)	438,153		438,153
Outstanding, Weighted Average Exercise Price (in dollars per share)	$ 17.66		$ 17.66
Outstanding at end of period, weighted average remaining contractual term (Year)			4 years 4 months 20 days
Outstanding at end of period, aggregate intrinsic value	$ 0		$ 0
Options exercisable, Shares (in shares)	336,482		336,482
Options exercisable, Weighted Average Exercise Price (in dollars per share)	$ 17.06		$ 17.06
Options exercisable, Weighted Average Remaining Contractual Term (Year)			3 years 1 month 9 days
Options exercisable, Aggregate Intrinsic Value	$ 0		$ 0