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Additions and Returns of Product Rights - Change in Consideration (Details) - Vibativ
6 Months Ended
Jun. 30, 2020
USD ($)
Loss Contingency Accrual [Roll Forward]  
Beginning balance $ 8,633,589
Cash payment of royalty during the period (260,735)
Change in fair value of contingent consideration included in operating expenses (645,571)
Contingent consideration earned and accrued in operating expenses 573,279
Ending balance $ 8,300,562