Note 13 - Assets and Liabilities Measured and Reported at Fair Value (Tables)

9 Months Ended

Sep. 30, 2023

Notes Tables

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

	Fair Value Measurements Using:						Total
September 30, 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	$	118,009	$	—	$	—	$	118,009
Government sponsored enterprise obligations		—		109,233		—		109,233
Mortgage backed securities - government agencies		—		672,666		—		672,666
Obligations of states and political subdivisions		—		116,891		—		116,891
Other		—		3,449		—		3,449
Total available for sale debt securities		118,009		902,239		—		1,020,248
Mortgage loans held for sale		—		6,535		—		6,535
Rate lock loan commitments		—		202		—		202
Mandatory forward contracts		—		110		—		110
Interest rate swap assets		—		17,590		—		17,590
Total assets	$	118,009	$	926,676	$	—	$	1,044,685
Liabilities:
Interest rate swap liabilities	$	—	$	11,929	$	—	$	11,929

	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, Nonrecurring [Table Text Block]

									Losses recorded
									Three months		Nine months
	Fair Value Measurements Using:						Total		ended		ended
September 30, 2023 (in thousands)	Level 1		Level 2		Level 3		Fair Value		September 30, 2023		September 30, 2023
Collateral dependent loans	$	—	$	—	$	12,141	$	12,141	$	1,377	$	1,377
Other real estate owned		—		—		427		427		250		250

									Losses recorded
									Three months		Nine months
	Fair Value Measurements Using:						Total		ended		ended
December 31, 2022 (in thousands)	Level 1		Level 2		Level 3		Fair Value		September 30, 2022		September 30, 2022
Collateral dependent loans	$	—	$	—	$	20,637	$	20,637	$	377	$	377
Other real estate owned		—		—		677		677		—		—

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

	September 30, 2023
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average
Collateral dependent loans	$	12,141	Appraisal	Appraisal discounts		21.2	%
Other real estate owned		427	Appraisal	Appraisal discounts		78.3

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