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Share-Based Compensation Plans - Narrative (Details)
$ / shares in Units, $ in Millions
3 Months Ended
May 31, 2022
USD ($)
$ / shares
shares
Share-based compensation plans  
Expected recognition period for unrecognized share-based compensation 2 years 3 months 18 days
Target achievement for Performance Condition Awards, as a percentage 150.00%
Restricted Stock  
Share-based compensation plans  
Number of awards granted (in shares) 165,734
Unrecognized share-based compensation | $ $ 60.1
Service Condition Awards  
Share-based compensation plans  
Number of awards granted (in shares) 36,088
Grant date fair value of shares granted in period (in dollars per share) | $ / shares $ 204.11
Market Condition Awards  
Share-based compensation plans  
Number of awards granted (in shares) 82,867
Grant date fair value of shares granted in period (in dollars per share) | $ / shares $ 152.91
Performance Condition Awards  
Share-based compensation plans  
Number of awards granted (in shares) 82,867
Grant date fair value of shares granted in period (in dollars per share) | $ / shares $ 204.11