XML 73 R62.htm IDEA: XBRL DOCUMENT v3.21.2
Stock-Based Compensation - RSU Activity (Details) - RSUs
shares in Millions
9 Months Ended
Sep. 30, 2021
$ / shares
shares
RSUs, Number of shares  
RSUs outstanding, beginning (shares) | shares 3.2
RSUs granted (shares) | shares 1.7
RSUs vested (shares) | shares (0.8)
RSUs canceled (shares) | shares (0.7)
RSUs outstanding, ending (shares) | shares 3.4
RSUs, Weighted average grant date fair value  
RSUs outstanding, beginning (dollars per share) | $ / shares $ 20.56
RSUs granted (dollars per share) | $ / shares 29.95
RSUs vested (dollars per share) | $ / shares 24.00
RSUs canceled (dollars per share) | $ / shares 24.63
RSUs outstanding, ending (dollars per share) | $ / shares $ 23.91