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Securities (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Schedule of Available-for-sale Securities [Line Items]        
Available-for-sale Securities Pledged as Collateral $ 64,000,000   $ 64,000,000  
Proceeds from Sale of Available-for-sale Securities     4,559,000 $ 9,229,167
Gains from sale of securities $ 113,296 $ 300,201 $ 113,296 $ 402,473