v3.22.2.2
Stock-Based Compensation - Narrative (Details) - USD ($)
$ in Millions
9 Months Ended
Jan. 03, 2022
Jul. 12, 2021
Sep. 30, 2022
Depop      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation   $ 44.0  
Vesting period (In years)   3 years  
Depop | Common Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Deferred purchase price for post-combination share-based service arrangement   $ 44.0  
RSUs      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation     $ 730.3
Total unrecognized compensation, period of recognition (in years)     3 years 1 month 9 days
Stock options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation, period of recognition (in years)     2 years 25 days
Total unrecognized compensation     $ 17.1
Unvested Deferred Consideration | Depop      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total unrecognized compensation     $ 5.4
Total unrecognized compensation, period of recognition (in years)     1 year 9 months 10 days
2015 Equity Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Maximum number of additional shares issued annually (in shares) 6,351,106    
Number of shares authorized (in shares)     50,391,850
Number of shares available for grant (in shares)     32,035,675