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Long-term FHLB Advances - Additional Information (Detail) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Banking And Thrift [Abstract]    
Long-term FHLB Advances $ 10,000,000 $ 36,256,805
Fixed rate long-term Fhlb advance maturing in 2017 $ 10,000,000  
Fixed rate long-term Fhlb advance maturing in 2017 weighted average interest rate 3.22%