Long-Term Debt And Credit Facilities (Schedule Of Long-Term Debt Outstanding) (Details) (USD $)	Mar. 31, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Total debt, Carrying Amount	$ 18,492,619	$ 18,531,211
Less current maturities, Carrying Amount		(49,733)
Total long term debt, Carrying Amount	18,492,619	18,481,478
Total debt, Estimated Fair Value	18,492,619	18,531,211
Less current maturities, Estimated Fair Value		(49,733)
Total long term debt, Estimated Fair Value	18,492,619	18,481,478
Healthcare Royalty Partners debt [Member]
Debt Instrument [Line Items]
Total debt, Carrying Amount	18,492,619	18,531,211
Total debt, Estimated Fair Value	$ 18,492,619	$ 18,531,211