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Business Combination - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Branches
Apr. 05, 2013
Branches
Dec. 31, 2012
Branches
Jan. 20, 2012
NumberofLoan
Business Combinations [Abstract]        
Total purchase price $ 575 $ 575 $ 28,388 $ 28,388
Branches purchased 2 2 23  
Number of consumer loan entities acquired       2