Stock And Stock-Based Incentive Plans Stock And Stock-Based Incentive Plans (Unrecognized Compensation Expense) (Details) $ in Millions	12 Months Ended
Feb. 28, 2026 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Costs	$ 52.9
Weighted Average Remaining Recognition Life (Years)	1 year 8 months 12 days
Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Costs	$ 31.3
Weighted Average Remaining Recognition Life (Years)	2 years
Stock-Settled Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Costs	$ 1.1
Weighted Average Remaining Recognition Life (Years)	2 months 12 days
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Costs	$ 4.0
Weighted Average Remaining Recognition Life (Years)	1 year 6 months
Total other share-based incentives
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Costs	$ 5.1
Weighted Average Remaining Recognition Life (Years)	1 year 2 months 12 days
Stock Settled Market Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Costs	$ 16.5
Weighted Average Remaining Recognition Life (Years)	1 year 3 months 18 days

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details