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Significant Accounting Policies - Property and Equipment (Details)
12 Months Ended
Dec. 31, 2021
Computer, software, and other equipment  
Property, Plant and Equipment [Line Items]  
Useful Life 3 Years
Machinery  
Property, Plant and Equipment [Line Items]  
Useful Life 5 Years
Leasehold improvements  
Property, Plant and Equipment [Line Items]  
Useful Life 5 Years
Furniture and fixtures  
Property, Plant and Equipment [Line Items]  
Useful Life 5 Years