Note 10 - Stock-based Compensation - Stock Options Activity (Details) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($) $ / shares shares
Balance (in shares) | shares	60
Weighted average price balance (in dollars per share) | $ / shares	$ 19.45
Activity during period (in shares) | shares	0
Weighted average price, forfeited or expired (in dollars per share) | $ / shares	$ 0
Balance (in shares) | shares	60
Weighted average price balance (in dollars per share) | $ / shares	$ 19.45
Weighted average remaining, balance (Year)	2 years 10 days
Balance | $	$ 190