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Loans Receivable and Allowance for Loan Losses (Composition of Loans Receivable) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 543,857		$ 501,534
Deferred fees (net)	(321)		(399)
Total loans receivable	543,536		501,135
Allowance for loan losses	(5,747)	$ (5,947)	(5,875)	$ (5,651)	$ (5,611)	$ (5,708)
Net loans receivable	$ 537,789		$ 495,260
Percent of Loans	100.00%		100.00%
Residential Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 162,328		$ 158,139
Allowance for loan losses	$ (987)	(1,085)	$ (1,323)	(1,252)	(1,194)	(1,441)
Percent of Loans	29.80%		31.50%
Commercial Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 266,035		$ 261,956
Allowance for loan losses	$ (4,178)	(4,152)	$ (3,890)	(3,853)	(3,900)	(3,025)
Percent of Loans	48.90%		52.20%
Construction Real Estate Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 20,047		$ 19,221
Allowance for loan losses	$ (85)	(97)	$ (222)	(194)	(205)	(898)
Percent of Loans	3.70%		3.90%
Commercial, financial and agricultural loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 68,264		$ 42,514
Allowance for loan losses	$ (284)	(405)	$ (256)	(198)	(179)	(184)
Percent of Loans	12.60%		8.50%
Consumer loans to individuals [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Gross	$ 27,183		$ 19,704
Allowance for loan losses	$ (213)	$ (208)	$ (184)	$ (154)	$ (133)	$ (160)
Percent of Loans	5.00%		3.90%

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A valuation allowance for financing receivables that are expected to be uncollectible.

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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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