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Employee Benefit Plans (Details Textual) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Dec. 31, 2012
Employee Benefit Plans (Textual) [Abstract]          
Annual contribution of employees salaries     3.00%    
Discretionary contributions made by an employer to a defined contribution plan     3.00%    
Expense related to plan $ 104,269 $ 115,090 $ 197,517 $ 236,760  
Company makes matching contributions in form of common stock, percent     10.00%    
Company makes matching contributions in form of common stock 13,418 11,598 27,437 20,873  
Contribution to ESOP by company     0 0  
Maximum age criteria for retirees to remain on the same medical plan to retain coverage     65 years    
Defined postretirement health benefit plan     125    
Minimum age criteria for retirees to remain on the same medical plan to retain coverage     60 years    
Percentage rate of contribution retirees health plan     125.00%    
Value of plan assets $ 156,945   $ 156,945   $ 163,313