Annual report pursuant to Section 13 and 15(d)

Property and equipment (Details)

v3.21.1
Property and equipment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Property, Plant and Equipment [Line Items]    
Total property and equipment $ 499 $ 479
Accumulated depreciation (247) (62)
Net property and equipment 252 417
Depreciation expense 200 100
Equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment $ 234 222
Equipment | Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful life 3 years  
Equipment | Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful life 7 years  
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Total property and equipment $ 150 138
Furniture and fixtures | Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful life 5 years  
Furniture and fixtures | Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful life 7 years  
Computer software    
Property, Plant and Equipment [Line Items]    
Estimated useful life 3 years  
Total property and equipment $ 111 115
Computer equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment $ 4 $ 4
Computer equipment | Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful life 2 years  
Computer equipment | Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful life 3 years