Note 15 - Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

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

			Fair Value Measurement Using
December 31, 2023	Balance		Level 1		Level 2		Level 3
U.S. government agencies and corporations	$	311,844	$	-	$	311,844	$	-
States and political subdivisions		149,893		-		149,893		-
Mortgage-backed securities		150,151		-		150,151		-
Corporate debt securities		5,750		-		5,750		-
U.S. treasury		963				963
Total securities available for sale	$	618,601	$	-	$	618,601	$	-

			Fair Value Measurement Using
December 31, 2022	Balance		Level 1		Level 2		Level 3
U.S. Government agencies and corporations	$	336,575	$	-	$	336,575	$	-
States and political subdivisions		152,200		-		152,200		-
Mortgage-backed securities		161,477		-		161,477		-
Corporate debt securities		5,664		-		5,664		-
U.S. treasury		936		-		936		-
Total securities available for sale	$	656,852	$	-	$	656,852	$	-

				Fair Value Measurement Using
December 31, 2023	Balance			(Level 1)		(Level 2)		(Level 3)
Interest rate loan contract	$	3		$	-	$	-	$	3
Forward sale commitment	$	(4	)	$	-	$	-	$	(4	)

December 31, 2023	Valuation Technique	Unobservable Input	Range (Weighted Average)
Interest rate loan contract	Market approach	Pull-through rate	100%(1)
Forward sale commitment	Market approach	Pull-through rate	100%(1)
Interest rate loan contract	Market approach	Current reference price	102.64%(2)
Forward sale commitment	Market approach	Current reference price	101.60% - 102.64% (101.98%)(3)

Fair Value Measurements, Nonrecurring [Table Text Block]

				Carrying Value
Date	Description	Balance		Level 1		Level 2		Level 3
December 31, 2022	OREO net of valuation allowance	$	662	$	-	$	-	$	662

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

Date	Valuation Technique	Unobservable Input	Discount
December 31, 2022	Discounted appraised value	Selling cost		7.00	%
December 31, 2022	Discounted appraised value	Discount for lack of marketability		34.72	%

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

			Estimated Fair Value
December 31, 2023	Carrying Amount		Level 1		Level 2		Level 3
Financial assets:
Cash and due from banks	$	12,967	$	12,967	$	-	$	-
Interest-bearing deposits		73,636		73,636		-		-
Securities available for sale		618,601		-		618,601		-
Restricted stock, at cost		1,264		-		1,264		-
Mortgage loans held for sale		406		-		406		-
Loans, net		847,552		-		-		793,800
Accrued interest receivable		6,313		-		6,313		-
Bank-owned life insurance		43,583		-		43,583		-
Interest rate loan contract		3		-		-		3
Financial liabilities:
Deposits	$	1,503,972	$	-	$	1,280,732	$	222,374
Accrued interest payable		1,416		-		1,416		-
Forward sale commitment		4		-		-		4

			Estimated Fair Value
December 31, 2022	Carrying Amount		Level 1		Level 2		Level 3
Financial assets:
Cash and due from banks	$	12,403	$	12,403	$	-	$	-
Interest-bearing deposits		59,026		59,026		-		-
Securities available for sale		656,852		-		656,852		-
Restricted stock, at cost		941		-		941		-
Loans, net		844,519		-		-		781,749
Accrued interest receivable		6,001		-		6,001		-
Bank-owned life insurance		43,312		-		43,312		-
Financial liabilities:
Deposits	$	1,542,725	$	-	$	1,475,096	$	67,542
Accrued interest payable		106		-		106		-