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Long-Term Debt And Credit Facilities (Schedule Of Debt Outstanding) (Details) - USD ($)
9 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Debt Instrument [Line Items]    
Total long term debt   $ 18,080,159
Carrying Amount [Member]    
Debt Instrument [Line Items]    
Total debt   18,080,159
Total long term debt   18,080,159
Estimated Fair Value [Member]    
Debt Instrument [Line Items]    
Total debt   18,429,177
Total long term debt   18,429,177
Revolving Credit Facility [Member]    
Debt Instrument [Line Items]    
Line of credit facility, maturity date Mar. 31, 2018  
Healthcare Royalty Partners Debt [Member] | Term Loan [Member] | Carrying Amount [Member]    
Debt Instrument [Line Items]    
Total debt   18,080,159
Healthcare Royalty Partners Debt [Member] | Term Loan [Member] | Estimated Fair Value [Member]    
Debt Instrument [Line Items]    
Total debt   $ 18,429,177