Note 7 - Revenue From Contracts With Customers - Schedule of Noninterest Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Other (outside the scope of ASC 606)	$ (3,564)	$ 1,630	$ 2,510	$ 5,205
Total noninterest income	7,927	11,430	36,027	34,032
Trust Segment [Member]
Other (outside the scope of ASC 606)	0	0	0	0
Total noninterest income	4,077	3,805	12,036	10,623
Bank Segment [Member]
Other (outside the scope of ASC 606)	(3,564)	1,630	2,510	5,205
Total noninterest income	3,850	7,625	23,991	23,409
Deposit Account [Member]
Revenue from contract with customer	2,313	1,874	6,713	5,381
Deposit Account [Member] \| Trust Segment [Member]
Revenue from contract with customer	0	0	0	0
Deposit Account [Member] \| Bank Segment [Member]
Revenue from contract with customer	2,313	1,874	6,713	5,381
Debit Card [Member]
Revenue from contract with customer	2,584	2,068	7,168	5,951
Debit Card [Member] \| Trust Segment [Member]
Revenue from contract with customer	0	0	0	0
Debit Card [Member] \| Bank Segment [Member]
Revenue from contract with customer	2,584	2,068	7,168	5,951
Fiduciary and Trust [Member]
Revenue from contract with customer	3,178	2,745	9,297	7,982
Fiduciary and Trust [Member] \| Trust Segment [Member]
Revenue from contract with customer	3,178	2,745	9,297	7,982
Fiduciary and Trust [Member] \| Bank Segment [Member]
Revenue from contract with customer	0	0	0	0
Insurance Agency Commissions [Member]
Revenue from contract with customer	1,432	1,395	4,600	4,964
Insurance Agency Commissions [Member] \| Trust Segment [Member]
Revenue from contract with customer	0	0	0	0
Insurance Agency Commissions [Member] \| Bank Segment [Member]
Revenue from contract with customer	1,432	1,395	4,600	4,964
Retirement Plan Consulting [Member]
Revenue from contract with customer	899	1,060	2,739	2,641
Retirement Plan Consulting [Member] \| Trust Segment [Member]
Revenue from contract with customer	899	1,060	2,739	2,641
Retirement Plan Consulting [Member] \| Bank Segment [Member]
Revenue from contract with customer	0	0	0	0
Investment Commissions [Member]
Revenue from contract with customer	1,085	658	3,000	1,908
Investment Commissions [Member] \| Trust Segment [Member]
Revenue from contract with customer	0	0	0	0
Investment Commissions [Member] \| Bank Segment [Member]
Revenue from contract with customer	$ 1,085	$ 658	$ 3,000	$ 1,908

The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

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