Annual report pursuant to Section 13 and 15(d)

Stock-Based Employee Compensation (Details 3)

v3.20.1
Stock-Based Employee Compensation (Details 3) - Long-Term Stock Incentive Plan [Member] - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Feb. 29, 2020
Feb. 28, 2019
Feb. 28, 2018
Restricted stock awards [Member]      
Number of Restricted Stock Awards [Rollforward]      
Number of Nonvested Awards, Outstanding, beginning of period (in shares) 3,914 3,848 4,088
Number of Nonvested Awards, Granted (in shares) 0 3,914 3,848
Number of Nonvested Awards, Vested (in shares) (3,470) (3,848) (4,088)
Number of Nonvested Awards, Forfeited (in shares) (444) 0 0
Number of Nonvested Awards, Outstanding, end of period (in shares) 0 3,914 3,848
Weighted Average Grant-Date Fair Value [Rollforward]      
Weighted Average Grant-Date Fair Value, Outstanding, beginning of period $ 214.29 $ 197.18 $ 166.34
Weighted Average Grant-Date Fair Value, Granted 0 214.29 197.18
Weighted Average Grant-Date Fair Value, Vested 214.34 197.18 166.34
Weighted Average Grant-Date Fair Value, Forfeited 213.85 0 0
Weighted Average Grant-Date Fair Value, Outstanding, end of period $ 0 $ 214.29 $ 197.18
Fair value of shares vested $ 0.7 $ 0.8 $ 0.8
Restricted stock units [Member]      
Number of Restricted Stock Awards [Rollforward]      
Number of Nonvested Awards, Outstanding, beginning of period (in shares) 314,252 286,658 455,699
Number of Nonvested Awards, Granted (in shares) 138,472 108,545 157,200
Number of Nonvested Awards, Vested (in shares) (141,211) (39,717) (299,182)
Number of Nonvested Awards, Forfeited (in shares) (40,370) (41,234) (27,059)
Number of Nonvested Awards, Outstanding, end of period (in shares) 271,143 314,252 286,658
Weighted Average Grant-Date Fair Value [Rollforward]      
Weighted Average Grant-Date Fair Value, Outstanding, beginning of period $ 181.62 $ 157.29 $ 117.44
Weighted Average Grant-Date Fair Value, Granted 203.32 226.97 178.11
Weighted Average Grant-Date Fair Value, Vested 168.68 129.57 109.09
Weighted Average Grant-Date Fair Value, Forfeited 200.87 182.00 140.00
Weighted Average Grant-Date Fair Value, Outstanding, end of period $ 196.58 $ 181.62 $ 157.29
Fair value of shares vested $ 29.9 $ 9.0 $ 56.5
Performance share units [Member]      
Number of Restricted Stock Awards [Rollforward]      
Number of Nonvested Awards, Outstanding, beginning of period (in shares) 259,464 227,720 250,333
Number of Nonvested Awards, Granted (in shares) 60,031 172,468 55,464
Number of Nonvested Awards, Vested (in shares) (46,454) (106,368) (124,512)
Number of Nonvested Awards, Forfeited (in shares) (34,257) (34,075) (8,646)
Number of Nonvested Awards, Outstanding, end of period (in shares) 221,749 259,464 227,720
Number of Nonvested Awards, Performance achievement (in shares) (17,035) (281) 55,081
Weighted Average Grant-Date Fair Value [Rollforward]      
Weighted Average Grant-Date Fair Value, Outstanding, beginning of period $ 213.27 $ 177.90 $ 141.91
Weighted Average Grant-Date Fair Value, Granted 253.72 222.92 236.79
Weighted Average Grant-Date Fair Value, Vested 156.80 147.34 100.73
Weighted Average Grant-Date Fair Value, Forfeited 239.48 215.63 144.57
Weighted Average Grant-Date Fair Value, Outstanding, end of period 231.49 213.27 177.90
Weighted Average Grant-Date Fair Value, Performance achievement $ 168.00 $ 155.72 $ 99.85
Fair value of shares vested $ 9.9 $ 24.4 $ 21.4