Troubled Debt Restructurings (Details)	6 Months Ended
	Jun. 30, 2015 USD ($) Investment	Jun. 30, 2014 USD ($) Investment
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession	1	3
Reduced or deferred payments
Converted to interest only		1
Maturity date extensions	2	3
Total number of loans	3	7
Pre-modification outstanding recorded investment | $	$ 133,000	$ 662,000
Post-modification outstanding recorded investment | $	$ 133,000	$ 663,000
Commercial [Member] | Owner occupied [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession
Reduced or deferred payments
Converted to interest only
Maturity date extensions
Total number of loans
Pre-modification outstanding recorded investment | $
Post-modification outstanding recorded investment | $
Commercial [Member] | Non-owner occupied [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession	1
Reduced or deferred payments
Converted to interest only
Maturity date extensions	1	1
Total number of loans	2	1
Pre-modification outstanding recorded investment | $	$ 112,000	$ 49,000
Post-modification outstanding recorded investment | $	$ 112,000	$ 49,000
Commercial [Member] | Construction [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession
Reduced or deferred payments
Converted to interest only
Maturity date extensions
Total number of loans
Pre-modification outstanding recorded investment | $
Post-modification outstanding recorded investment | $
Commercial [Member] | Business [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession		1
Reduced or deferred payments
Converted to interest only
Maturity date extensions	1	2
Total number of loans	1	3
Pre-modification outstanding recorded investment | $	$ 21	$ 371,000
Post-modification outstanding recorded investment | $	$ 21	$ 372,000
Consumer [Member] | Real estate [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession
Reduced or deferred payments
Converted to interest only
Maturity date extensions
Total number of loans		1
Pre-modification outstanding recorded investment | $		$ 116,000
Post-modification outstanding recorded investment | $		$ 116,000
Consumer [Member] | Home equity [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession
Reduced or deferred payments
Converted to interest only
Maturity date extensions
Total number of loans
Pre-modification outstanding recorded investment | $
Post-modification outstanding recorded investment | $
Consumer [Member] | Construction [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession
Reduced or deferred payments
Converted to interest only
Maturity date extensions
Total number of loans
Pre-modification outstanding recorded investment | $
Post-modification outstanding recorded investment | $
Consumer [Member] | Other [Member]
Summary of concession at the time of modification and the recorded investment in TDRs before and after their modification
Renewals deemed concession
Reduced or deferred payments
Converted to interest only
Maturity date extensions
Total number of loans		2
Pre-modification outstanding recorded investment | $		$ 126
Post-modification outstanding recorded investment | $		$ 126