XML 42 R32.htm IDEA: XBRL DOCUMENT v3.21.2
Summary of Significant Accounting Policies - Property and Equipment Useful Life (Details)
6 Months Ended
Jun. 30, 2021
Furniture and fixtures  
Property, Plant and Equipment [Line Items]  
Estimated useful life 5 years
Leasehold improvements | Maximum  
Property, Plant and Equipment [Line Items]  
Estimated useful life 5 years
Computer equipment  
Property, Plant and Equipment [Line Items]  
Estimated useful life 2 years
Capitalized internal-use software  
Property, Plant and Equipment [Line Items]  
Estimated useful life 4 years