Subsequent Events (Details) - Subsequent Event - USD ($)
$ in Millions
Feb. 01, 2021
Jan. 27, 2021
Common Class A | Private Placement    
Subsequent Event [Line Items]    
Proceeds from initial public offering $ 250  
Percentage of ownership after transaction 4.50%  
Easemob    
Subsequent Event [Line Items]    
Business combination, consideration transferred   $ 54