XML 77 R65.htm IDEA: XBRL DOCUMENT v3.22.1
Share-Based Compensation (Changes in Nonvested Options) (Details) - Restricted Stock and Units [Member]
$ / shares in Units, shares in Thousands, $ in Millions
3 Months Ended
Apr. 30, 2022
USD ($)
$ / shares
shares
Number of Shares  
Nonvested, Beginning Balance 1,391
Granted 979
Vested (88)
Performance adjustment (22)
Expired or cancelled (21) [1]
Nonvested, Ending Balance 2,239
Aggregate value | $ $ 83
Wtg. Avg. remaining contractual life (in years) 2 years
Weighted-Average Grant Date Fair Value per Share  
Nonvested, Beginning Balance | $ / shares $ 43.95
Granted | $ / shares 30.17
Vested | $ / shares 58.39
Cancelled | $ / shares 35.15 [1]
Nonvested, Ending Balance | $ / shares $ 36.85
[1] Weighted-Average