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Pension Plan - Schedule of Disbursements from Plan Assets (Detail) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Compensation And Retirement Disclosure [Abstract]    
Benefit Payments $ 572,907 $ 535,076
Administrative Expenses 71,585 84,131
Total $ 644,492 $ 619,207