Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Restricted Stock Units (Details)

v3.22.1
Stock-Based Compensation - Restricted Stock Units (Details)
$ / shares in Units, $ in Millions
 3 Months Ended
Mar. 31, 2022
USD ($)
$ / shares
shares
RSUs  
Number of Shares  
Balance at the beginning of the period (in shares) | shares 1,507,424
Granted (in shares) | shares 1,266,891
Vested (in shares) | shares (458,869)
Forfeited (in shares) | shares (51,484)
Balance at the end of the period (in shares) | shares 2,263,962
Weighted- Average Grant Date Fair Value per Share  
Balance at the beginning of the period (in dollars per share) | $ / shares $ 71.50
Granted (in dollars per share) | $ / shares 74.76
Vested (in dollars per share) | $ / shares 69.91
Forfeited (in dollars per share) | $ / shares 72.04
Balance at the end of the period (in dollars per share) | $ / shares $ 73.63
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]  
Unrecognized compensation expense related to shares | $ $ 157.6
Unrecognized compensation expense weighted-average recognition period 2 years 3 months 18 days
PSUs  
Stock-Based compensation  
Vesting period 3 years
Number of Shares  
Balance at the beginning of the period (in shares) | shares 359,184
Granted (in shares) | shares 75,025
Vested (in shares) | shares (55,450)
Forfeited (in shares) | shares (1,359)
Balance at the end of the period (in shares) | shares 377,400
Weighted- Average Grant Date Fair Value per Share  
Balance at the beginning of the period (in dollars per share) | $ / shares $ 73.64
Granted (in dollars per share) | $ / shares 82.96
Vested (in dollars per share) | $ / shares 67.46
Forfeited (in dollars per share) | $ / shares 75.67
Balance at the end of the period (in dollars per share) | $ / shares $ 76.39
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]  
Unrecognized compensation expense related to shares | $ $ 16.2
Unrecognized compensation expense weighted-average recognition period 1 year 10 months 24 days
PSUs | Minimum  
Stock-Based compensation  
Number of shares to be vest upon each evaluation date, percentage 0.00%
PSUs | Maximum  
Stock-Based compensation  
Number of shares to be vest upon each evaluation date, percentage 150.00%