Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2021

Fair Value Disclosures [Abstract]

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

The following tables present the balances of financial assets and liabilities measured at fair value on a recurring basis by level as of June 30, 2021 and December 31, 2020.

	June 30, 2021
	Total		Level 1		Level 2		Level 3
Financial assets:
Securities available for sale:
State and political subdivisions	$	202,119	$	—	$	202,119	$	—
Collateralized mortgage obligations	234,933		—		234,933		—
Mortgage-backed securities	111,820		—		111,820		—
Collateralized loan obligations	42,797		—		42,797		—
Corporate notes	9,793		—		9,793		—
Derivative instruments, interest rate swaps	2,821		—		2,821		—
Financial liabilities:
Derivative instruments, interest rate swaps	$	15,161	$	—	$	15,161	$	—

	December 31, 2020
	Total		Level 1		Level 2		Level 3
Financial assets:
Securities available for sale:
State and political subdivisions	$	144,332	$	—	$	144,332	$	—
Collateralized mortgage obligations	140,962		—		140,962		—
Mortgage-backed securities	83,523		—		83,523		—
Collateralized loan obligations	51,754		—		51,754		—
Derivative instruments, interest rate swaps	492		—		492		—
Financial liabilities:
Derivative instrument, interest rate swap	$	24,340	$	—	$	24,340	$	—

Carrying Amounts And Approximate Fair Values Of Financial Instruments [Table Text Block]

The following table presents the carrying amounts and approximate fair values of financial assets and liabilities as of June 30, 2021 and December 31, 2020. 

	June 30, 2021
	Carrying Amount		Approximate Fair Value		Level 1		Level 2		Level 3
Financial assets:
Cash and due from banks	$	31,978	$	31,978	$	31,978	$	—	$	—
Federal funds sold	238,845		238,845		238,845		—		—
Securities available for sale	601,462		601,462		—		601,462		—
Federal Home Loan Bank stock	10,189		10,189		10,189		—		—
Loans, net	2,281,485		2,344,457		—		2,333,235		11,222
Accrued interest receivable	11,415		11,415		11,415		—		—
Interest rate swaps	2,821		2,821		—		2,821		—
Financial liabilities:
Deposits	$	2,825,289	$	2,825,803	$	—	$	2,825,803	$	—
Federal funds purchased	3,605		3,605		3,605		—		—
Subordinated notes, net	20,458		17,148		—		17,148		—
Federal Home Loan Bank advances	125,000		125,000		—		125,000		—
Long-term debt	20,286		20,285		—		20,285		—
Accrued interest payable	600		600		600		—		—
Interest rate swaps	15,161		15,161		—		15,161		—
Off-balance sheet financial instruments:
Commitments to extend credit	—		—		—		—		—
Standby letters of credit	—		—		—		—		—

	December 31, 2020
	Carrying Amount		Approximate Fair Value		Level 1		Level 2		Level 3
Financial assets:
Cash and due from banks	$	77,693	$	77,693	$	77,693	$	—	$	—
Federal funds sold	318,742		318,742		318,742		—		—
Securities available for sale	420,571		420,571		—		420,571		—
Federal Home Loan Bank stock	11,723		11,723		11,723		—		—
Loans, net	2,251,139		2,329,684		—		2,316,867		12,817
Accrued interest receivable	11,231		11,231		11,231		—		—
Interest rate swaps	492		492		—		492		—
Financial liabilities:
Deposits	$	2,700,994	$	2,701,833	$	—	$	2,701,833	$	—
Federal funds purchased	5,375		5,375		5,375		—		—
Subordinated notes, net	20,452		17,349		—		17,349		—
Federal Home Loan Bank advances	175,000		175,000		—		175,000		—
Long-term debt	21,558		21,556		—		21,556		—
Accrued interest payable	939		939		939		—		—
Interest rate swaps	24,340		24,340		—		24,340		—
Off-balance sheet financial instruments:
Commitments to extend credit	—		—		—		—		—
Standby letters of credit	—		—		—		—		—