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Stock Options, ESOP, and Restricted Shares - ESOP Shares (Detail) (USD $)
Mar. 31, 2014
Dec. 31, 2013
Employee Stock Ownership Plan E S O P Shares In E S O P [Abstract]    
Allocated shares 59,248 59,248
Unallocated shares 162,932 162,932
Total ESOP shares 222,180 222,180
Fair value of unallocated shares $ 3,258,640 $ 3,229,312