Fair Values of Financial Instruments (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 30, 2015
Fair Values Of Financial Instruments [Line Items]
Impaired Financing Receivable, Recorded Investment, Total	$ 643,000	$ 3,000,000
Impaired Financing Receivable, Related Allowance	47,000	596,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets, Total	13,000
SEC Schedule III, Real Estate, Gross, Total	$ 22,000
Commercial Real Estate Loan Discounting Rate	10.00%
Provision For Loan Losses Expensed	$ 381,000	670,000
Standby Letters Of Credit	146,000	698,000
SEC Schedule III, Real Estate, Write-down or Reserve, Amount	9,000
Financing Receivable, Modifications, Recorded Investment		5,600,000	$ 835,000
Impaired Loans [Member]
Fair Values Of Financial Instruments [Line Items]
Provision For Loan Losses Expensed	47,000	$ 562,000
Two Impaired Commercial Real Estate Loan [Member]
Fair Values Of Financial Instruments [Line Items]
Financing Receivable, Modifications, Recorded Investment	89,000
Impaired Residential Mortgage Loan Two [Member]
Fair Values Of Financial Instruments [Line Items]
Financing Receivable, Modifications, Recorded Investment	140,000
Commercial Business Loan [Member]
Fair Values Of Financial Instruments [Line Items]
Financing Receivable, Modifications, Recorded Investment	$ 250,000