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Consolidated Balance Sheets (Parenthetical) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Consolidated Balance Sheets [Abstract]      
Royalty receivables, reserves   $ 173,921us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent $ 92,723us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent
Common stock, par value (in dollars per share) $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare $ 0.0001us-gaap_CommonStockParOrStatedValuePerShare  
Common stock, shares authorized 100,000,000us-gaap_CommonStockSharesAuthorized 100,000,000us-gaap_CommonStockSharesAuthorized  
Common stock, shares issued 23,924,465us-gaap_CommonStockSharesIssued 23,109,665us-gaap_CommonStockSharesIssued  
Common stock, shares outstanding 23,924,465us-gaap_CommonStockSharesOutstanding 23,109,665us-gaap_CommonStockSharesOutstanding