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Goodwill and Amortizable Intangible Assets (Details 2) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Estimated Amortization Expense    
Remainder of 2013 $ 146,000  
2014 583,000  
2015 436,000  
2016 363,000  
2017 363,000  
Thereafter 846,000  
Net $ 2,736,596 $ 4,028,333