Stock And Stock-Based Incentive Plans Stock And Stock-Based Incentive Plans (Unrecognized Compensation Expense) (Details) $ in Millions |
12 Months Ended |
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Feb. 29, 2024
USD ($)
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized Compensation Costs | $ 58.2 |
| Weighted Average Remaining Recognition Life (Years) | 1 year 6 months |
| Stock Option | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized Compensation Costs | $ 42.1 |
| Weighted Average Remaining Recognition Life (Years) | 1 year 7 months 6 days |
| Stock-Settled Market Stock Units | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized Compensation Costs | $ 15.6 |
| Weighted Average Remaining Recognition Life (Years) | 1 year 6 months |
| Performance Shares | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized Compensation Costs | $ 0.5 |
| Weighted Average Remaining Recognition Life (Years) | 1 year |
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- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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