Quarterly report pursuant to Section 13 or 15(d)

Asset Acquisition (Details)

v3.20.2
Asset Acquisition (Details)
shares in Millions
 1 Months Ended 3 Months Ended 6 Months Ended
Feb. 03, 2020
USD ($)
milestone
shares
Dec. 31, 2019
USD ($)
Mar. 31, 2020
Jun. 30, 2020
USD ($)
Aevi        
Business Acquisition [Line Items]        
Forgiveness of loan $ 4,100,000 $ 4,100,000    
Aevi        
Business Acquisition [Line Items]        
Consideration transferred, shares issued $ 15,500,000      
Shares issued (in shares) | shares 3.9      
Contingent consideration $ 6,500,000      
Transaction costs 1,500,000      
Fair value assigned to intangible asset at purchase 24,000,000.0      
Cash acquired 300,000      
Net liabilities assumed $ 5,100,000      
Number of contingent consideration milestones | milestone 2      
Milestone payment $ 0     $ 0
Aevi | Assembled Workforce        
Business Acquisition [Line Items]        
Intangible assets acquired $ 700,000      
Useful life 2 years   2 years  
Aevi | Milestone One        
Business Acquisition [Line Items]        
Contingent consideration $ 2,000,000.0      
Aevi | Milestone Two        
Business Acquisition [Line Items]        
Contingent consideration $ 4,500,000