v3.22.0.1
Compensation Plans (Tables)
12 Months Ended
Dec. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of restricted stock activity
The following table summarizes the activities for unvested Alphabet RSUs for the year ended December 31, 2021:
Unvested Restricted Stock Units
     Number of    
Shares
Weighted-
Average
Grant-Date
Fair Value
Unvested as of December 31, 202019,288,793 $1,262.13 
Granted10,582,700 $1,949.16 
Vested(11,209,486)$1,345.98 
Forfeited/canceled(1,767,294)$1,425.48 
Unvested as of December 31, 202116,894,713 $1,626.13