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Commitments and Contingencies (Details) (USD $)
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Operating Leases, Future Minimum Payments Due [Abstract]        
2013 $ 567,300   $ 567,300  
2014 878,800   878,800  
2015 713,700   713,700  
2016 563,900   563,900  
Thereafter 293,200   293,200  
Total minimum lease payments 3,016,900   3,016,900  
Operating Leases, Rent Expense $ 300,000 $ 400,000 $ 600,000 $ 800,000