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

6 Months Ended

Jun. 30, 2022

Notes Tables

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

	Fair Value Measurements Using:						Total
June 30, 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	$	115,532	$	—	$	—	$	115,532
Government sponsored enterprise obligations		—		117,703		—		117,703
Mortgage backed securities - government agencies		—		765,522		—		765,522
Obligations of states and political subdivisions		—		135,268		—		135,268
Other		—		6,014		—		6,014
Total available for sale debt securities		115,532		1,024,507		—		1,140,039
Mortgage loans held for sale		—		10,045		—		10,045
Rate lock loan commitments		—		472		—		472
Mandatory forward contracts		—		44		—		44
Interest rate swaps		—		6,475		—		6,475
Total assets	$	115,532	$	1,041,543	$	—	$	1,157,075
Liabilities:
Interest rate swaps	$	—	$	6,487	$	—	$	6,487

	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
									Three months		Six months
	Fair Value Measurements Using:						Total		ended		ended
June 30, 2022 (in thousands)	Level 1		Level 2		Level 3		Fair Value		June 30, 2022		June 30, 2022
Collateral dependent loans	$	—	$	—	$	12,554	$	12,554	$	—	$	—
Other real estate owned		—		—		7,601		7,601		—		—

									Losses recorded
									Three months		Six months
	Fair Value Measurements Using:						Total		ended		ended
December 31, 2021 (in thousands)	Level 1		Level 2		Level 3		Fair Value		June 30, 2021		June 30, 2021
Collateral dependent loans	$	—	$	—	$	4,487	$	4,487	$	—	$	—
Other real estate owned		—		—		7,212		7,212		—		—

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

	June 30, 2022
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average
Collateral dependent loans	$	12,554	Appraisal	Appraisal discounts		23.2	%
Other real estate owned		7,601	Appraisal	Appraisal discounts		30.7

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