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Fair Value Measurements - Additional Information (Detail) (USD $)
 12 Months Ended
Dec. 31, 2013
Property
Loan
Dec. 31, 2011
Dec. 31, 2012
Fair Value Disclosures [Abstract]      
Number of loans consisted under non-recurring assets 21    
Number of impaired loans classified as nonaccrual loans 13    
Number of impaired loans classified as accruing loans 8    
Number of properties classified as OREO 4    
Valuation allowance allocation to the impaired loans $ 1,163,567    
Maryland financial bank stock written down   70,000  
Maryland financial bank stock $ 30,000 $ 30,000 $ 30,000