Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Summary of Common Stock and Treasury Stock Issued (Details)

v3.21.2
Stockholders' Equity - Summary of Common Stock and Treasury Stock Issued (Details) - shares
 3 Months Ended
May 31, 2021
May 31, 2020
Class A Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Common Stock, beginning of period (in shares) 187,204,280  
Treasury Stock, beginning of period (in shares) 17,070,550  
Common Stock, end of period (in shares) 187,247,721  
Treasury Stock, end of period (in shares) 18,577,123  
Class B Convertible Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Common Stock, beginning of period (in shares) 28,270,288  
Treasury Stock, beginning of period (in shares) 5,005,800  
Common Stock, end of period (in shares) 28,227,478  
Treasury Stock, end of period (in shares) 5,005,800  
Common Stock | Class A Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Common Stock, beginning of period (in shares) 187,204,280 186,090,745
Conversion of shares (in shares) 43,441 2,532
Common Stock, end of period (in shares) 187,247,721 186,093,277
Common Stock | Class B Convertible Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Common Stock, beginning of period (in shares) 28,270,288 28,300,206
Conversion of shares (in shares) (42,810) (2,532)
Common Stock, end of period (in shares) 28,227,478 28,297,674
Common Stock | Class 1 Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Common Stock, beginning of period (in shares) 612,936 1,692,227
Conversion of shares (in shares) (631) 0
Exercise of stock options (in shares) 781 2,576
Common Stock, end of period (in shares) 613,086 1,694,803
Treasury Stock | Class A Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Treasury Stock, beginning of period (in shares) 17,070,550 18,256,826
Number of shares repurchased (in shares) 1,696,722  
Exercise of stock options (in shares) (116,058) (44,593)
Treasury Stock, end of period (in shares) 18,577,123 18,118,879
Treasury Stock | Class A Common Stock | Restricted stock units    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Vesting of stock units (in shares) (66,157) (76,019)
Shares withheld to satisfy tax withholding requirements (in shares) 36,048 37,506
Treasury Stock | Class A Common Stock | Performance share units    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Vesting of stock units (in shares) (7,934) (17,335)
Shares withheld to satisfy tax withholding requirements (in shares) 4,565 9,433
Treasury Stock | Class B Convertible Common Stock    
Increase (Decrease) in Stockholders' Equity [Roll Forward]    
Treasury Stock, beginning of period (in shares) 5,005,800 5,005,800
Treasury Stock, end of period (in shares) 5,005,800 5,005,800