Note 19 - Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

			Fair Value Measurements at December 31, 2021 Using
			Quoted Prices		Significant
			in Active		Other		Significant
	Balance as of		Markets for		Observable		Unobservable
	December 31,		Identical Assets		Inputs		Inputs
Description	2021		Level 1		Level 2		Level 3
Assets:
Securities available for sale:
U.S. Treasury	$	149,577	$	—	$	149,577	$	—
Federal agencies and GSEs		104,580		—		104,580		—
Mortgage-backed and CMOs		356,310		—		356,310		—
State and municipal		66,472		—		66,472		—
Corporate		15,528		—		15,528		—
Total securities available for sale	$	692,467	$	—	$	692,467	$	—
Loans held for sale	$	8,481	$	—	$	8,481	$	—
Liabilities:
Derivative - cash flow hedges	$	2,800	$	—	$	2,800	$	—

			Fair Value Measurements at December 31, 2020 Using
			Quoted Prices		Significant
			in Active		Other		Significant
	Balance as of		Markets for		Observable		Unobservable
	December 31,		Identical Assets		Inputs		Inputs
Description	2020		Level 1		Level 2		Level 3
Assets:
Securities available for sale:
U.S. Treasury	$	34,998	$	—	$	34,998	$	—
Federal agencies and GSEs		106,023		—		106,023		—
Mortgage-backed and CMOs		252,782		—		252,782		—
State and municipal		59,099		—		59,099		—
Corporate		13,189		—		13,189		—
Total securities available for sale	$	466,091	$	—	$	466,091	$	—
Loans held for sale	$	15,591	$	—	$	15,591	$	—
Liabilities:
Derivative - cash flow hedges	$	4,868	$	—	$	4,868	$	—

Fair Value Measurements, Nonrecurring [Table Text Block]

			Fair Value Measurements at December 31, 2021 Using
			Quoted Prices		Significant
			in Active		Other		Significant
	Balance as of		Markets for		Observable		Unobservable
	December 31,		Identical Assets		Inputs		Inputs
Description	2021		Level 1		Level 2		Level 3
Assets:
Impaired loans, net of valuation allowance	$	7	$	—	$	—	$	7
Other real estate owned, net		143		—		—		143

			Fair Value Measurements at December 31, 2020 Using
			Quoted Prices		Significant
			in Active		Other		Significant
	Balance as of		Markets for		Observable		Unobservable
	December 31,		Identical Assets		Inputs		Inputs
Description	2020		Level 1		Level 2		Level 3
Assets:
Impaired loans, net of valuation allowance	$	268	$	—	$	—	$	268
Other real estate owned, net		958		—		—		958

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

				December 31, 2021		December 31, 2020
Assets	Valuation Technique	Unobservable Input	Range; Weighted Average (1)		Range; Weighted Average (1)
Impaired loans	Discounted appraised value	Selling cost		8.00%		8.00%
	Discounted cash flow analysis	Market rate for borrower (discount rate)	4.13% - 4.73%; 4.35%		4.13% - 7.20%; 5.19%
Other real estate owned	Discounted appraised value	Selling cost		8.00%		8.00%

Fair Value, by Balance Sheet Grouping [Table Text Block]

	Fair Value Measurements at December 31, 2021 Using
			Quoted Prices in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Unobservable Inputs		Fair Value
	Carrying Value		Level 1		Level 2		Level 3		Balance
Financial Assets:
Cash and cash equivalents	$	510,868	$	510,868	$	—	$	—	$	510,868
Securities available for sale		692,467		—		692,467		—		692,467
Restricted stock		8,056		—		8,056		—		8,056
Loans held for sale		8,481		—		8,481		—		8,481
Loans, net of allowance		1,927,902		—		—		1,914,887		1,914,887
Bank owned life insurance		29,107		—		29,107		—		29,107
Accrued interest receivable		5,822		—		5,822		—		5,822
Financial Liabilities:
Deposits	$	2,890,353	$	—	$	2,892,487	$	—	$	2,892,487
Repurchase agreements		41,128		—		41,128		—		41,128
Junior subordinated debt		28,232		—		—		26,635		26,635
Accrued interest payable		392		—		392		—		392
Derivative - cash flow hedges		2,800		—		2,800		—		2,800

	Fair Value Measurements at December 31, 2020 Using
			Quoted Prices in Active Markets for Identical Assets		Significant Other Observable Inputs		Significant Unobservable Inputs		Fair Value
	Carrying Value		Level 1		Level 2		Level 3		Balance
Financial Assets:
Cash and cash equivalents	$	374,370	$	374,370	$	—	$	—	$	374,370
Securities available for sale		466,091		—		466,091		—		466,091
Restricted stock		8,715		—		8,715		—		8,715
Loans held for sale		15,591		—		15,591		—		15,591
Loans, net of allowance		1,993,653		—		—		1,992,326		1,992,326
Bank owned life insurance		28,482		—		28,482		—		28,482
Accrued interest receivable		7,193		—		7,193		—		7,193
Financial Liabilities:
Deposits	$	2,611,330	$	—	$	2,615,157	$	—	$	2,615,157
Repurchase agreements		42,551		—		42,551		—		42,551
Subordinated debt		7,500		—		7,522		—		7,522
Junior subordinated debt		28,130		—		—		21,696		21,696
Accrued interest payable		778		—		778		—		778
Derivative - cash flow hedges		4,868		—		4,868		—		4,868