Annual report pursuant to Section 13 and 15(d)

Intangible Assets - Schedule of Finite Lived Intangible Assets (Details)

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Intangible Assets - Schedule of Finite Lived Intangible Assets (Details) - USD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets gross carrying amount $ 18,068,000  
Accumulated amortization 403,520  
Total amortization expense 17,664,480  
Amortization expense 403,520 $ 0
Acquired product marketing rights    
Finite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets gross carrying amount 15,734,000  
Accumulated amortization 257,645  
Total amortization expense $ 15,476,355  
Weighted-Avg.Remaining Life 11 years 2 months 12 days  
PAI Sales & Marketing Agreement    
Finite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets gross carrying amount $ 2,334,000  
Accumulated amortization 145,875  
Total amortization expense $ 2,188,125  
Weighted-Avg.Remaining Life 1 year 10 months 24 days