Troubled Debt Restructurings (Details Textual) $ in Millions	6 Months Ended
	Jun. 30, 2015 USD ($) Investment	Dec. 31, 2014 USD ($) Investment
Troubled Debt Restructurings (Textual)
Total number of loans classified under troubled debt restructurings (TDRs)	37	37
Total sum of loans classified as troubled debt restructurings (TDRs) | $	$ 9.3	$ 9.7
Number of months previous loan payment defaulted	12 month period