Note 22 - Assets and Liabilities Measured and Reported at Fair Value (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

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

	Fair Value Measurements Using:						Total
December 31, 2022 (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	$	115,039	$	—	$	—	$	115,039
Government sponsored enterprise obligations		—		143,626		—		143,626
Mortgage backed securities - government agencies		—		752,738		—		752,738
Obligations of states and political subdivisions		—		127,599		—		127,599
Other		—		5,615		—		5,615
Total available for sale debt securities		115,039		1,029,578		—		1,144,617
Mortgage loans held for sale		—		2,606		—		2,606
Rate lock loan commitments		—		137		—		137
Mandatory forward contracts		—		47		—		47
Interest rate swaps		—		10,727		—		10,727
Total assets	$	115,039	$	1,043,095	$	—	$	1,158,134
Liabilities:
Interest rate swaps	$	—	$	10,737	$	—	$	10,737

	Fair Value Measurements Using:						Total
December 31, 2021 (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	$	122,501	$	—	$	—	$	122,501
Government sponsored enterprise obligations		—		135,021		—		135,021
Mortgage backed securities - government agencies		—		846,624		—		846,624
Obligations of states and political subdivisions		—		75,075		—		75,075
Other		—		1,077		—		1,077
Total available for sale debt securities		122,501		1,057,797		—		1,180,298
Interest rate swaps		—		3,148		—		3,148
Total assets	$	122,501	$	1,060,945	$	—	$	1,183,446
Liabilities:
Interest rate swaps	$	—	$	3,162	$	—	$	3,162

Fair Value Measurements, Nonrecurring [Table Text Block]

									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		—

									Losses recorded for
(in thousands)	Fair Value Measurement Using:									the year ended
December 31, 2021	Level 1		Level 2		Level 3		Total Fair Value			December 31, 2021
Collateral dependent loans	$	—	$	—	$	4,487	$	4,487	$	891
Other real estate owned		—		—		7,212		7,212		17

									Losses recorded for
(in thousands)	Fair Value Measurement Using:									the year ended
December 31, 2020	Level 1		Level 2		Level 3		Total Fair Value			December 31, 2020
Collateral dependent loans	$	—	$	—	$	7,546	$	7,546	$	59
Other real estate owned		—		—		281		281		52

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

	December 31, 2022
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average Discount
Collateral dependent loans	$	20,637	Appraisal	Appraisal discounts		23.3	%
Other real estate owned		677	Appraisal	Appraisal discounts		65.6

	December 31, 2021
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average Discount
Impaired loans - collateral dependent	$	4,487	Appraisal	Appraisal discounts		41.1	%
Other real estate owned		7,212	Appraisal	Appraisal discounts		31.6