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Summary of Significant Accounting Policies (Details) (USD $)
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Dec. 31, 2012
Investments Available for Sale          
Fair value of investments $ 10,004,943   $ 10,004,943   $ 0
Gross unrealized gains 6,338   6,338    
Gross unrealized losses 2,006   2,006    
Research and Product Development          
Product development and research costs $ 10,611,219 $ 16,238,450 $ 33,588,458 $ 36,520,393