Note 15 - Stockholders Equity - Restricted Stock Units Activity (Details) - Restricted Stock Units (RSUs) [Member]	3 Months Ended
	Mar. 31, 2023 $ / shares shares
Outstanding, rsu (in shares) | shares	25,916
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares	$ 19.50
RSUs granted, rsu (in shares) | shares	0
RSUs granted, weighted average grant date fair value (in dollars per share) | $ / shares	$ 0
RSUs forfeited/cancelled, rsu (in shares) | shares	(1,250)
RSUs forfeited/cancelled, weighted average grant date fair value (in dollars per share) | $ / shares	$ 20.70
RSUs exercised, rsu (in shares) | shares	(22,000)
RSUs exercised, weighted average grant date fair value (in dollars per share) | $ / shares	$ 20.70
Outstanding, rsu (in shares) | shares	2,666
Outstanding, weighted average grant date fair value (in dollars per share) | $ / shares	$ 8.70