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Earnings Per Share - Narrative (Details)
shares in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2022
shares
Jun. 30, 2021
shares
Jun. 30, 2022
shares
Jun. 30, 2021
shares
Class B Common Stock        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Basic weighted average shares outstanding (in shares) 21 236 54 267
Common Class A and B        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Basic weighted average shares outstanding (in shares) 1,022 1,042 1,024 1,041
Class A Common Stock        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Basic weighted average shares outstanding (in shares) 1,001 806 970 773
Conversion ratio     1