Loans (Schedule of Accounts, Notes, Loans and Financing Receivable) (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,142,010	$ 1,088,982	$ 1,005,068
Less:
Deferred loan fees and premiums	(853)	(397)
Allowance for loan losses	10,434	9,860
Loans and leases receivable adjustments	9,581	9,463
Loans and leases receivable net reported amount	1,132,429	1,079,519
Residential First Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	181,386	171,004	148,138
Home Equity And Second Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	20,847	21,399	22,104
Consumer Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	412	422	332
Commercial Equipment Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	34,589	39,737
Commercial Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	939,365	896,157
Commercial Portfolio Segment [Member] \| Commercial Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	713,789	667,105	608,380
Commercial Portfolio Segment [Member] \| Residential Rentals Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	103,361	101,897	100,202
Commercial Portfolio Segment [Member] \| Construction And Land Development Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	32,603	36,934	35,560
Commercial Portfolio Segment [Member] \| Commercial Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	55,023	50,484	57,167
Commercial Portfolio Segment [Member] \| Commercial Equipment Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 34,589	$ 39,737	$ 33,185

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Reflects the amount of total allowance for loans and lease receivable as of the reporting period.

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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 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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