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Loans (Details Textual) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Loans (Textual) [Abstract]    
Total $ 380,752 $ 392,440
Consumer and other loans [Member] | Demand deposit overdrafts [Member]
   
Loans (Textual) [Abstract]    
Total $ 109 $ 325