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

3 Months Ended

Mar. 31, 2022

Notes Tables

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

	Fair Value Measurements Using:						Total
March 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	$	116,338	$	—	$	—	$	116,338
Government sponsored enterprise obligations		—		124,651		—		124,651
Mortgage backed securities - government agencies		—		759,413		—		759,413
Obligations of states and political subdivisions		—		143,835		—		143,835
Other		—		6,118		—		6,118
Total available for sale debt securities		116,338		1,034,017		—		1,150,355
Mortgage loans held for sale		—		9,323		—		9,323
Rate lock loan commitments		—		702		—		702
Mandatory forward contracts		—		94		—		94
Interest rate swaps		—		2,536		—		2,536
Total assets	$	116,338	$	1,046,672	$	—	$	1,163,010
Liabilities:
Interest rate swaps	$	—	$	2,548	$	—	$	2,548

	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
	Fair Value Measurements Using:						Total		ended
March 31, 2022 (in thousands)	Level 1		Level 2		Level 3		Fair Value		March 31, 2022
Collateral dependent loans	$	—	$	—	$	14,785	$	14,785	$	—
Other real estate owned		—		—		7,156		7,156		—

									Losses recorded
									Three months
	Fair Value Measurements Using:						Total		ended
December 31, 2021 (in thousands)	Level 1		Level 2		Level 3		Fair Value		March 31, 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]

	March 31, 2022
(dollars in thousands)	Fair Value		Valuation Technique	Unobservable Inputs	Weighted Average
Collateral dependent loans	$	14,785	Appraisal	Appraisal discounts		32.0	%
Other real estate owned		7,156	Appraisal	Appraisal discounts		31.1

	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