Commitments and Contingent Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Commitments to Extend Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Commercial real estate	$ 27,806	$ 32,927
Commercial operating	174,317	133,884
Home equity	33,028	23,285
Other	56,353	47,498
Fair Value Disclosure, Off-balance Sheet Risks, Face Amount, Asset	$ 291,504	237,594
Number of expected days to fund commitments	ninety days
Financial Standby Letter of Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Fair Value Disclosure, Off-balance Sheet Risks, Face Amount, Asset	$ 6,806	$ 5,193
Period when letters of credit expire	one year or less