Note 21 - Assets and Liabilities Measured and Reported at Fair Value (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	Fair Value Measurements Using:						Total
December 31, 2024 (in thousands)	Level 1		Level 2		Level 3		Fair Value
Assets:
Available for sale debt securities:
U.S. Treasury and other U.S. Government obligations	$	198,215	$	—	$	—	$	198,215
Government sponsored enterprise obligations		—		84,158		—		84,158
Mortgage backed securities - government agencies		—		590,977		—		590,977
Obligations of states and political subdivisions		—		114,234		—		114,234
Other		—		2,530		—		2,530
Total available for sale debt securities		198,215		791,899		—		990,114
Mortgage loans held for sale		—		6,286		—		6,286
Rate lock loan commitments		—		255		—		255
Mandatory forward contracts		—		56		—		56
Interest rate swap assets		—		12,437		—		12,437
Total assets	$	198,215	$	810,933	$	—	$	1,009,148
Liabilities:
Interest rate swap liabilities	$	—	$	8,589	$	—	$	8,589

	Fair Value Measurements Using:						Total
December 31, 2023 (in thousands)	Level 1		Level 2		Level 3		Fair Value
Assets:
Available for sale debt securities:
U.S. Treasury and other U.S. Government obligations	$	116,269	$	—	$	—	$	116,269
Government sponsored enterprise obligations		—		99,847		—		99,847
Mortgage backed securities - government agencies		—		688,039		—		688,039
Obligations of states and political subdivisions		—		123,490		—		123,490
Other		—		3,534		—		3,534
Total available for sale debt securities		116,269		914,910		—		1,031,179
Mortgage loans held for sale		—		6,056		—		6,056
Rate lock loan commitments		—		174		—		174
Interest rate swap assets		—		5,133		—		5,133
Total assets	$	116,269	$	926,273	$	—	$	1,042,542
Liabilities:
Interest rate swap liabilities	$	—	$	5,378	$	—	$	5,378
Mandatory forward contracts		—		43		—		43
Total liabilities	$	—	$	5,421	$	—	$	5,421

Fair Value Measurements, Nonrecurring [Table Text Block]

									Losses recorded for
(in thousands)	Fair Value Measurement Using:								the year ended
December 31, 2024	Level 1		Level 2		Level 3		Total Fair Value		December 31, 2024
Collateral dependent loans	$	—	$	—	$	12,227	$	12,227	$	713

									Losses recorded for
(in thousands)	Fair Value Measurement Using:								the year ended
December 31, 2023	Level 1		Level 2		Level 3		Total Fair Value		December 31, 2023
Collateral dependent loans	$	—	$	—	$	13,561	$	13,561	$	1,681
Other real estate owned		—		—		10		10		25

									Losses recorded for
(in thousands)	Fair Value Measurement Using:								the year ended
December 31, 2022	Level 1		Level 2		Level 3		Total Fair Value		December 31, 2022
Collateral dependent loans	$	—	$	—	$	20,637	$	20,637	$	303
Other real estate owned		—		—		677		677		—

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

	December 31, 2024
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average Discount
Collateral dependent loans	$	12,227	Appraisal	Appraisal discounts		15.7	%

	December 31, 2023
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average Discount
Collateral dependent loans	$	13,561	Appraisal	Appraisal discounts		18.0	%
Other real estate owned		10	Appraisal	Appraisal discounts		93.0