Annual report pursuant to Section 13 and 15(d)

Basis of presentation, principles of consolidation and significant accounting policies - Property Plant and Equipment Useful Lives (Details)

v3.20.1
Basis of presentation, principles of consolidation and significant accounting policies - Property Plant and Equipment Useful Lives (Details)
12 Months Ended
Dec. 31, 2019
Computer equipment  
Property, Plant and Equipment [Line Items]  
Property and equipment assets acquired, useful life 2 years
Software  
Property, Plant and Equipment [Line Items]  
Property and equipment assets acquired, useful life 3 years
Machinery and equipment | Minimum  
Property, Plant and Equipment [Line Items]  
Property and equipment assets acquired, useful life 2 years
Machinery and equipment | Maximum  
Property, Plant and Equipment [Line Items]  
Property and equipment assets acquired, useful life 5 years
Furniture and office equipment | Minimum  
Property, Plant and Equipment [Line Items]  
Property and equipment assets acquired, useful life 2 years
Furniture and office equipment | Maximum  
Property, Plant and Equipment [Line Items]  
Property and equipment assets acquired, useful life 7 years