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Equity Compensation Plans (Tables)
3 Months Ended
Aug. 31, 2021
Stock Option Activity A summary of stock option activity during the three months ended August 31, 2021 follows:
 
           
Weighted-
 
           
Average
 
(Options in thousands)
  
Options
    
Exercise
Price
 
Options outstanding June 1, 2021
     2,957      $  30.38  
Granted
     —          —    
Exercised
     (5      27.71  
Forfeited
     (11      30.79  
    
 
 
          
Options outstanding August 31, 2021
     2,941      $ 30.38  
Fair Value of Stock Options Granted Estimated Weighted-Average Assumptions The fair value of stock options granted was estimated using the following weighted-average assumptions. No options were granted in the first quarter of fiscal year 2022.
    
FY 2021
 
Risk-free interest rate
     0.2
Expected dividend yield
     0.0
Expected stock price volatility
     31.3
Expected option life
     3.25 years