Note 10 - Subordinated Debentures - Subordinated Notes (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($)
Face Value	$ 26,806
Carrying value	26,806
Commonwealth Statutory Trust III [Member]
Face Value	3,093
Carrying value	$ 3,093
Index	2.85%
Commonwealth Statutory Trust IV [Member]
Face Value	$ 12,372
Carrying value	$ 12,372
Index	1.35%
Commonwealth Statutory Trust V [Member]
Face Value	$ 11,341
Carrying value	$ 11,341
Index	1.40%