Loans (Schedule of Accounts, Notes, Loans and Financing Receivable) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,346,922	$ 1,150,044
Net deferred costs (fees)	1,183	1,086
Net deferred income	(1,183)	(1,086)
Total loans, net of deferred costs	1,348,105	1,151,130
Less: allowance for loan losses	(10,976)	(10,515)
Loans and leases receivable net reported amount	$ 1,337,129	$ 1,140,615
Percentage status of loan in portfolio	100.00%	100.00%
Deferred loan fees and premiums, percentage	0.09%	0.09%
Loans and leases receivable, allowance percentage	(0.81%)	(0.91%)
Commercial Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 878,016	$ 727,314
Percentage status of loan in portfolio	65.18%	63.25%
Residential First Mortgages Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 156,709	$ 170,374
Percentage status of loan in portfolio	11.63%	14.81%
Residential Rentals Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 124,298	$ 110,228
Percentage status of loan in portfolio	9.23%	9.58%
Construction And Land Development Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 29,705	$ 27,871
Percentage status of loan in portfolio	2.21%	2.42%
Home Equity And Second Mortgages Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 35,561	$ 21,351
Percentage status of loan in portfolio	2.64%	1.86%
Consumer Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 751	$ 573
Percentage status of loan in portfolio	0.06%	0.05%
Commercial Equipment Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 50,202	$ 35,916
Percentage status of loan in portfolio	3.73%	3.12%
PCI Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 3,220
Total loans, net of deferred costs	3,220
Loans and leases receivable net reported amount	$ 3,220
Percentage status of loan in portfolio	0.19%
PCI Loans [Member] \| Commercial Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,785
PCI Loans [Member] \| Residential First Mortgages Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	466
PCI Loans [Member] \| Residential Rentals Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	897
PCI Loans [Member] \| Home Equity And Second Mortgages Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	72
All Other Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,343,702
Net deferred costs (fees)	1,183
Total loans, net of deferred costs	1,344,885
Less: allowance for loan losses	(10,976)
Loans and leases receivable net reported amount	1,333,909
All Other Loans [Member] \| Commercial Real Estate Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	876,231
All Other Loans [Member] \| Residential First Mortgages Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	156,243
All Other Loans [Member] \| Residential Rentals Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	123,401
All Other Loans [Member] \| Construction And Land Development Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	29,705
All Other Loans [Member] \| Home Equity And Second Mortgages Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	35,489
All Other Loans [Member] \| Consumer Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	751
All Other Loans [Member] \| Commercial Equipment Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 50,202

Percentage of allowance to cover probable credit losses on loans and leases.

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Loans And Leases Receivable Deferred Loan Fees And Premuims Loans And Leases Receivable Deferred Loan Fees And Premiums Percentage

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Percentage status of loan.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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