Note 8 - Stock Based Compensation - Activity in Restricted Shares (Details) - Restricted Stock [Member]	6 Months Ended
	Jun. 30, 2024 $ / shares shares
Nonvested, shares (in shares) | shares	115,805
Nonvested, weighted average grant date fair value (in dollars per share) | $ / shares	$ 17.85
Granted, shares (in shares) | shares	71,843
Granted, weighted average grant date fair value (in dollars per share) | $ / shares	$ 18.93
Vested, shares (in shares) | shares	(76,643)
Vested, weighted average grant date fair value (in dollars per share) | $ / shares	$ 18.41
Forfeited/cancelled/expired, shares (in shares) | shares	(1,848)
Forfeited/cancelled/expired, weighted average grant date fair value (in dollars per share) | $ / shares	$ 18.95
Nonvested, shares (in shares) | shares	109,157
Nonvested, weighted average grant date fair value (in dollars per share) | $ / shares	$ 18.15