Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.21.2
Stock-Based Compensation (Tables)
 6 Months Ended
Jun. 30, 2021
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 Ended Six Months Ended
  June 30, June 30,
  2021 2020 2021 2020
(in thousands)
Stock-based compensation expense $ 17,409  $ 13,006  $ 31,422  $ 26,771 
Tax effect on stock-based compensation expense (4,439) (3,317) (8,013) (6,826)
Net effect on income $ 12,970  $ 9,689  $ 23,409  $ 19,945 
Summary of option activity under the company's plans The following table summarizes option activity under the Company’s plans:
      Weighted-Average  
    Weighted- Remaining  
    Average Contractual Life Aggregate
  Options Exercise Price (Years) Intrinsic Value
(in thousands)
Outstanding as of December 31, 2020 438,040  $ 36.28  4.1 $ 20,156 
Exercised (31,125) 18.42   
Forfeited (1,277) 49.02   
Outstanding as of June 30, 2021
 405,638  37.61  3.8 15,517 
Options exercisable 366,736  $ 36.40  3.4 $ 14,471 
Summary 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 stock units granted under the Company’s plans:
RSUs PSUs
  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, 2020
 1,345,347  $ 70.56  302,797  $ 72.50 
Granted 1,134,299  70.40  110,301  70.29 
Vested (568,131) 69.79  (27,300) 61.54 
Forfeited (130,556) 70.49  (5,701) 80.87 
Outstanding as of June 30, 2021
 1,780,959  70.71  380,097  72.52