XML 81 R69.htm IDEA: XBRL DOCUMENT v3.21.2
Equity - Issuance of Class B Common Stock (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended
Sep. 30, 2020
Jun. 30, 2021
Dec. 31, 2020
Jul. 31, 2020
Common Class B        
Subsidiary, Sale of Stock [Line Items]        
Number of shares issued in transaction (in shares) 54,744,525      
Common stock par value (in dollars per share)   $ 0.01 $ 0.01 $ 0.01
Consideration received on transaction $ 450      
Common Stock        
Subsidiary, Sale of Stock [Line Items]        
Common stock par value (in dollars per share)   $ 0.01 $ 0.01