Fair Values of Financial Instruments (Details 2) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	$ 609	$ 2,360
Fair Value, Inputs, Level 1 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Fair Value, Inputs, Level 2 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Fair Value, Inputs, Level 3 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	609	2,360
Impaired commercial real estate loans [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance		495
Impaired commercial real estate loans [Member] | Fair Value, Inputs, Level 1 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance		0
Impaired commercial real estate loans [Member] | Fair Value, Inputs, Level 2 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance		0
Impaired commercial real estate loans [Member] | Fair Value, Inputs, Level 3 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance		495
Impaired commercial business loans [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	596	1,865
Impaired commercial business loans [Member] | Fair Value, Inputs, Level 1 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Impaired commercial business loans [Member] | Fair Value, Inputs, Level 2 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0	0
Impaired commercial business loans [Member] | Fair Value, Inputs, Level 3 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	596	$ 1,865
Other residential real estate owned [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	13
Other residential real estate owned [Member] | Fair Value, Inputs, Level 1 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0
Other residential real estate owned [Member] | Fair Value, Inputs, Level 2 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	0
Other residential real estate owned [Member] | Fair Value, Inputs, Level 3 [Member]
Financing Receivable, Impaired [Line Items]
Unpaid Principal Balance	$ 13