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Licensing Agreement (Details) - USD ($)
12 Months Ended
Dec. 23, 2019
Nov. 19, 2019
Mar. 16, 2018
Dec. 31, 2019
Dec. 31, 2018
May 31, 2018
Licensing Agreement [Line Items]            
Common stock issued (in shares)       10,869,530 10,761,684  
Common stock issued       $ 65,000 $ 65,000  
Repurchase of common stock       (89,000) 46,000  
Notes payable       5,330,000 0  
Les Laboratories Servier License Agreement            
Licensing Agreement [Line Items]            
Payments for royalties       37,000 15,000  
Novosom Verwaltungs GmbH            
Licensing Agreement [Line Items]            
Common stock issued (in shares)           51,988
Common stock issued           $ 75,000
Repurchase of common stock $ 45,000          
Notes payable 20,000          
Contingent payment upon performance obligation $ 25,000          
Biofarma License Agreement            
Licensing Agreement [Line Items]            
Payments for royalties       $ 4,000 $ 2,000  
Accrued Liabilities | License Of DiLA Assets            
Licensing Agreement [Line Items]            
Payment for sales and development     $ 200,000      
Minimum | Les Laboratories Servier License Agreement            
Licensing Agreement [Line Items]            
Sales threshold for termination   $ 1,000,000.0