Fair Value Measurements - Schedule Of Assets and Liabilities Measured at Fair Value (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Assets
Securities, available for sale	$ 416,319	$ 339,937
Carrying Amount
Assets
Federal funds sold	773	914
Securities, available for sale	416,319	339,937
Loans held for sale	235	86,579
Loans, net	1,774,128	1,514,561
Cash surrender value of BOLI	5,392	5,288
Accrued interest receivable	16,287	8,412
Liabilities
Deposits	2,193,244	1,853,013
Short-term advances from Federal Home Loan Bank	50,000	13,079
Repurchase agreements	6,895	6,840
Accrued interest payable	5,358	6,047
Long-term advances from Federal Home Loan Bank	3,404	3,533
Senior long-term debt	43,926	48,558
Junior subordinated debentures	14,767	14,737
Carrying Amount \| Cash and due from banks
Assets
Cash and due from banks	191,533	66,511
Fair Value Measurements
Assets
Federal funds sold	773	914
Securities, available for sale	416,319	339,937
Loans held for sale	235	86,817
Loans, net	1,808,607	1,515,277
Cash surrender value of BOLI	5,392	5,288
Accrued interest receivable	16,287	8,412
Liabilities
Deposits	2,207,412	1,863,179
Short-term advances from Federal Home Loan Bank	50,000	13,079
Repurchase agreements	6,895	6,840
Accrued interest payable	5,358	6,047
Long-term advances from Federal Home Loan Bank	3,404	3,533
Senior long-term debt	43,956	48,599
Junior subordinated debentures	15,088	14,762
Fair Value Measurements \| Cash and due from banks
Assets
Cash and due from banks	191,533	66,511
Level 1: Quoted Prices in Active Markets For Identical Assets \| Fair Value Measurements
Assets
Federal funds sold	773	914
Securities, available for sale	43,700	0
Loans held for sale	0	0
Loans, net	0	0
Cash surrender value of BOLI	0	0
Accrued interest receivable	0	0
Liabilities
Deposits	0	0
Short-term advances from Federal Home Loan Bank	0	0
Repurchase agreements	0	0
Accrued interest payable	0	0
Long-term advances from Federal Home Loan Bank	0	0
Senior long-term debt	0	0
Junior subordinated debentures	0	0
Level 1: Quoted Prices in Active Markets For Identical Assets \| Fair Value Measurements \| Cash and due from banks
Assets
Cash and due from banks	191,533	66,511
Level 2: Significant Other Observable Inputs \| Fair Value Measurements
Assets
Federal funds sold	0	0
Securities, available for sale	367,962	330,539
Loans held for sale	0	86,817
Loans, net	0	0
Cash surrender value of BOLI	0	0
Accrued interest receivable	0	0
Liabilities
Deposits	0	0
Short-term advances from Federal Home Loan Bank	0	0
Repurchase agreements	0	0
Accrued interest payable	0	0
Long-term advances from Federal Home Loan Bank	0	0
Senior long-term debt	0	0
Junior subordinated debentures	0	0
Level 2: Significant Other Observable Inputs \| Fair Value Measurements \| Cash and due from banks
Assets
Cash and due from banks	0	0
Level 3: Significant Unobservable Inputs \| Fair Value Measurements
Assets
Federal funds sold	0	0
Securities, available for sale	4,657	9,398
Loans held for sale	235	0
Loans, net	1,808,607	1,515,277
Cash surrender value of BOLI	5,392	5,288
Accrued interest receivable	16,287	8,412
Liabilities
Deposits	2,207,412	1,863,179
Short-term advances from Federal Home Loan Bank	50,000	13,079
Repurchase agreements	6,895	6,840
Accrued interest payable	5,358	6,047
Long-term advances from Federal Home Loan Bank	3,404	3,533
Senior long-term debt	43,956	48,599
Junior subordinated debentures	15,088	14,762
Level 3: Significant Unobservable Inputs \| Fair Value Measurements \| Cash and due from banks
Assets
Cash and due from banks	$ 0	$ 0

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