v3.22.2.2
Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2022
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense
Stock-based compensation expense under the Company’s plans was as follows:
 Three Months EndedNine Months Ended
 September 30,September 30,
 2022202120222021
(in thousands)
Stock-based compensation expense$17,265 $18,512 $61,831 $49,934 
Tax effect on stock-based compensation expense(4,403)(4,720)(15,767)(12,733)
Net effect on income$12,862 $13,792 $46,064 $37,201 
Schedule of Option Activity under the Company's Plans The following table summarizes option activity under the Company’s plans:
   Weighted-Average 
  Weighted-Remaining 
  AverageContractual LifeAggregate
 OptionsExercise Price(Years)Intrinsic Value
(in thousands)
Outstanding as of December 31, 2021365,241 $38.61 3.3$14,878 
Exercised(78,802)32.49  
Forfeited(4,904)72.96  
Outstanding as of September 30, 2022
281,535 39.73 2.42,496 
Options exercisable281,303 $39.69 2.4$2,496 
Schedule of the Activity for Unvested Restricted Stock Units and Awards Granted under the Company's Plans
The following is a summary of the activity for unvested restricted stock units and performance-based stock units granted under the Company’s plans:
RSUsPSUs
 Number of
Shares		Weighted-
Average Grant
Date Fair Value
per Share		Number of
Shares		Weighted-
Average Grant
Date Fair Value
per Share
Outstanding as of December 31, 2021
1,507,424 $71.50 359,184 $73.64 
Granted1,385,937 73.31 113,269 68.51 
Vested(759,930)70.79 (148,904)66.33 
Forfeited(262,510)73.05 (57,987)77.53 
Outstanding as of September 30, 2022
1,870,921 72.91 265,562 74.70