Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Details)

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Property and Equipment (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Property, Equipment and Impairment of Long-Lived Assets      
Property and equipment $ 19,652 $ 9,163  
Less: Accumulated depreciation (4,442) (5,302)  
Total property and equipment, net 15,210 3,861  
Depreciation 2,521 1,604 $ 1,527
Construction in progress      
Property, Equipment and Impairment of Long-Lived Assets      
Property and equipment 164  
Depreciation 0    
Laboratory equipment      
Property, Equipment and Impairment of Long-Lived Assets      
Property and equipment $ 5,401 4,926  
Estimated useful life 5 years    
Computer equipment      
Property, Equipment and Impairment of Long-Lived Assets      
Property and equipment $ 1,628 1,080  
Estimated useful life 3 years    
Furniture and fixtures      
Property, Equipment and Impairment of Long-Lived Assets      
Property and equipment $ 852 440  
Estimated useful life 4 years    
Leasehold improvements      
Property, Equipment and Impairment of Long-Lived Assets      
Property and equipment $ 11,607 $ 2,717  
Estimated useful life 10 years 3 months 18 days 5 years  
Office Equipment      
Property, Equipment and Impairment of Long-Lived Assets      
Assets recorded under capital leases   $ 100