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Related Party Transactions (Details)
12 Months Ended
Oct. 07, 2018
USD ($)
agreement
installment
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Mar. 31, 2020
USD ($)
Jul. 15, 2019
USD ($)
Apr. 15, 2019
USD ($)
Jan. 15, 2019
USD ($)
Oct. 15, 2018
USD ($)
Related Party Transaction [Line Items]                
Settlement expense   $ 400,000            
Number of additional agreements | agreement 3              
Product development and research costs     $ 1,100,000          
Master services and IP agreements                
Related Party Transaction [Line Items]                
Payments to acquire assets     $ 1,100,000          
Milestone payments       $ 0        
Executive Vice President and Chief Scientific Officer                
Related Party Transaction [Line Items]                
Total amount due $ 1,000,000 100,000   $ 27,500 $ 250,000 $ 250,000 $ 250,000 $ 250,000
Number of quarterly installment payments | installment 4              
Installment paid   1,000,000            
Related party transactions accrued reimbursement of legal expenses   $ 100,000