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Revenue Sharing, Note Purchase Agreement and Long-Term Debt (Schedule of Long-term Debt) (Details) - USD ($)
Jun. 30, 2019
Dec. 31, 2018
Revenue Sharing, Note Purchase Agreement and Long-Term Debt [Abstract]    
Note Payable $ 1,684,422 $ 1,484,422
PIK interest 104,375 66,862
Total long-term debt 1,788,797 1,551,284
Less: current maturities of long-term debt
Long-term debt, net of current maturities $ 1,788,797 $ 1,551,284