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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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Loans (Schedule of Accounts, Notes, Loans and Financing Receivable) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2018	Dec. 31, 2017	Sep. 30, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,307,737	$ 1,150,044	$ 1,145,406
Less:
Net deferred costs (fees)	917	1,086
Total loans, net of deferred costs	1,308,654	1,151,130
Less: allowance for loan losses	(10,739)	(10,515)
Loans and leases receivable net reported amount	$ 1,297,915	$ 1,140,615
Percentage Status Of Loan	100.00%	100.00%
Deferred loan fees and premiums, percentage	0.07%	0.09%
Loans and leases receivable, allowance percentage	(0.82%)	(0.91%)
Commercial Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 847,945	$ 727,314	712,840
Less:
Percentage Status Of Loan	64.84%	63.25%
Residential First Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 156,565	$ 170,374	175,816
Less:
Percentage Status Of Loan	11.97%	14.81%
Residential Rentals Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 125,383	$ 110,228	110,905
Less:
Percentage Status Of Loan	9.59%	9.58%
Construction And Land Development Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 28,788	$ 27,871	31,094
Less:
Percentage Status Of Loan	2.20%	2.42%
Home Equity And Second Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 36,360	$ 21,351	22,334
Less:
Percentage Status Of Loan	2.78%	1.86%
Commercial Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 62,083	$ 56,417	56,376
Less:
Percentage Status Of Loan	4.75%	4.91%
Consumer Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 730	$ 573	541
Less:
Percentage Status Of Loan	0.06%	0.05%
Commercial Equipment Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 49,883	$ 35,916	$ 35,500
Less:
Percentage Status Of Loan	3.81%	3.12%
Commercial Portfolio Segment [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,114,082	$ 957,746
PCI Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	3,511
Less:
Total loans, net of deferred costs	3,511
Loans and leases receivable net reported amount	$ 3,511
Percentage Status Of Loan	0.20%
PCI Loans [Member] \| Commercial Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,463
PCI Loans [Member] \| Residential First Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	468
PCI Loans [Member] \| Residential Rentals Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,261
PCI Loans [Member] \| Home Equity And Second Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	319
All Other Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,304,226
Less:
Net deferred costs (fees)	917
Total loans, net of deferred costs	1,305,143
Less: allowance for loan losses	(10,739)
Loans and leases receivable net reported amount	1,294,404
All Other Loans [Member] \| Commercial Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	846,482
All Other Loans [Member] \| Residential First Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	156,097
All Other Loans [Member] \| Residential Rentals Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	124,122
All Other Loans [Member] \| Construction And Land Development Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	28,788
All Other Loans [Member] \| Home Equity And Second Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	36,041
All Other Loans [Member] \| Commercial Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	62,083
All Other Loans [Member] \| Consumer Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	730
All Other Loans [Member] \| Commercial Equipment Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 49,883