Quarterly report pursuant to Section 13 or 15(d)

Debt (Residual Royalty Agreement Liability) (Details)

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Debt (Residual Royalty Agreement Liability) (Details) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Sep. 30, 2019
Add: Accretion of liability using effective interest rate $ 259,178 $ 92,351  
Residual royalty agreement liability 4,768,696   $ 3,845,518
Residual Royalty Agreement [Member]      
Residual royalty agreement liability, fair value at inception 346,000   346,000
Add: Accretion of liability using effective interest rate 1,032,696   773,518
Residual royalty agreement liability, excluding embedded derivative liability 1,378,696   1,119,518
Add: embedded derivative liability at fair value (see Note 3) 3,390,000   2,726,000
Residual royalty agreement liability $ 4,768,696   $ 3,845,518