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Preferred Stock (Details) (USD $)
1 Months Ended 3 Months Ended
May 09, 2012
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Dec. 19, 2008
Preferred Stock (Textual) [Abstract]          
Carrying values of the senior preferred stock   $ 18,049,000   $ 17,977,000  
Dividend declared and paid   228,000 378,000    
Accretion of discount on preferred stock, recognized   71,873 119,119    
Preferred stock (Additional Textual) [Abstract]          
Preferred shares   18,255   18,225 30,255
Senior preferred stock, par value   $ 0.01   $ 0.01 $ 1,000
Warrant   10 years      
Discount on the preferred stock   5 years      
Redeemed preferred stock 12,000        
Repaying to U.S. Department of Treasury 12,000,000        
CPP funds 30,255,000        
Accrued and unpaid dividends 140,000        
Preferred stock additional accretion   300,000      
Preferred stock pay back number of shares   18,255      
Exercise price of warrant   15.81      
Common Stock [Member]
         
Preferred Stock (Textual) [Abstract]          
Common stock   287,133      
Exchange value   30,255,000      
Carrying values of the senior common stock   2,382,000      
Preferred Stock [Member]
         
Preferred Stock (Textual) [Abstract]          
Carrying values of the senior preferred stock   18,049,000      
Dividend declared and paid   223,000      
Accretion of discount on preferred stock, recognized   $ 72,000