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Loans and Leases and Allowance for Loan and Lease Losses - ALL by Loan Classification (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	$ 20,078	$ 19,352	$ 18,370	$ 18,346
All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	19,891	19,173
Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	187	179
Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	19,496	18,612
Impaired Loans [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	395	561
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	10,405	9,781	7,637	7,579
Commercial Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	10,340	9,751
Commercial Real Estate [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	65	30
Commercial Real Estate [Member] | Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	9,945	9,355
Commercial Real Estate [Member] | Impaired Loans [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	395	396
Consumer Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	3,388	3,454	3,308	3,471
Consumer Real Estate [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	3,267	3,306
Consumer Real Estate [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	121	148
Consumer Real Estate [Member] | Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	3,267	3,237
Consumer Real Estate [Member] | Impaired Loans [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses		69
Construction and Land Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	2,120	1,882	1,968	2,076
Construction and Land Development [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	2,120	1,882
Construction and Land Development [Member] | Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	2,120	1,882
Commercial and Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	3,501	3,781	5,347	5,107
Commercial and Industrial [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	3,501	3,781
Commercial and Industrial [Member] | Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	3,501	3,685
Commercial and Industrial [Member] | Impaired Loans [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses		96
Leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	548	330
Leases [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	548	330
Leases [Member] | Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	548	330
Consumer and Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	116	124	$ 110	$ 113
Consumer and Other [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	115	123
Consumer and Other [Member] | Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	1	1
Consumer and Other [Member] | Performing [Member] | All Other Loans and leases [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for loan and lease losses	$ 115	$ 123

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