Note 4 - Loans and ACL for Loans - Non-accrual Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Non-accrual with no allowance	$ 9,042	$ 2,975
Non-accrual loans	21,727	19,058
Troubled Debt Restructurings, excluding non-accrual loans	487	110
Home Equity Line of Credit [Member]
Non-accrual with no allowance	0	343
Non-accrual loans	70	467
Troubled Debt Restructurings, excluding non-accrual loans	91	0
Credit Cards [Member]
Non-accrual with no allowance	0	0
Non-accrual loans	0	10
Troubled Debt Restructurings, excluding non-accrual loans	170	110
Commercial Real Estate Portfolio Segment [Member]
Non-accrual with no allowance	4,843	1,714
Non-accrual loans	6,452	9,534
Troubled Debt Restructurings, excluding non-accrual loans	73	0
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Non-accrual with no allowance	4,409	1,714
Non-accrual loans	5,221	8,649
Troubled Debt Restructurings, excluding non-accrual loans	0	0
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Non-accrual with no allowance	434	0
Non-accrual loans	1,231	885
Troubled Debt Restructurings, excluding non-accrual loans	73	0
Commercial and Industrial Portfolio Segment [Member] | Term [Member]
Non-accrual with no allowance	3,828	688
Non-accrual loans	4,903	4,456
Troubled Debt Restructurings, excluding non-accrual loans	95	0
Commercial and Industrial Portfolio Segment [Member] | Lines of Credit [Member]
Non-accrual with no allowance	0	0
Non-accrual loans	0	215
Troubled Debt Restructurings, excluding non-accrual loans	19	0
Total Commercial and Industrial Portfolio Segment [Member]
Non-accrual with no allowance	3,828	688
Non-accrual loans	4,903	4,671
Troubled Debt Restructurings, excluding non-accrual loans	114	0
Residential Real Estate Portfolio Segment [Member]
Non-accrual with no allowance	371	230
Non-accrual loans	9,619	4,039
Troubled Debt Restructurings, excluding non-accrual loans	39	0
Residential Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member]
Non-accrual with no allowance	0	0
Non-accrual loans	2,451	372
Troubled Debt Restructurings, excluding non-accrual loans	39	0
Residential Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
Non-accrual with no allowance	371	230
Non-accrual loans	7,168	3,667
Troubled Debt Restructurings, excluding non-accrual loans	0	0
Construction and Development [Member]
Non-accrual with no allowance	0	0
Non-accrual loans	311	0
Troubled Debt Restructurings, excluding non-accrual loans	0	0
Consumer Portfolio Segment [Member]
Non-accrual with no allowance	0	0
Non-accrual loans	372	337
Troubled Debt Restructurings, excluding non-accrual loans	0	0
Finance Leases Portfolio Segment [Member]
Non-accrual with no allowance	0	0
Non-accrual loans	0	0
Troubled Debt Restructurings, excluding non-accrual loans	$ 0	$ 0