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Summary of Significant Accounting Policies - Capitalized Software (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Property, Plant and Equipment [Line Items]      
Amortization expense of capitalized software $ 1.7 $ 1.1 $ 1.1
Computers and Software | Minimum      
Property, Plant and Equipment [Line Items]      
Amortization period 1 year    
Computers and Software | Maximum      
Property, Plant and Equipment [Line Items]      
Amortization period 10 years