Note 12 - Condensed Financial Statements of Parent Company - Condensed Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Assets
Cash and due from banks	$ 12,967	$ 12,403
Investments in subsidiaries	129,731	107,746
Other assets	34,091	37,616
Total assets	1,655,370	1,677,551
Liabilities and Stockholders’ Equity
Other liabilities	9,460	12,033
Stockholders’ equity	140,522	122,687	$ 191,751
Total liabilities and stockholders’ equity	1,655,370	1,677,551
Parent Company [Member]
Assets
Cash and due from banks	11,010	14,927
Refundable income taxes	0	70
Other assets	655	648
Total assets	141,396	123,391
Liabilities and Stockholders’ Equity
Other liabilities	874	704
Stockholders’ equity	140,522	122,687
Total liabilities and stockholders’ equity	$ 141,396	$ 123,391