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Stock And Stock-Based Incentive Plans (Expected Cash Settlement Range Upon Restricted Stock Unit Vesting) (Details)
$ in Thousands
Feb. 28, 2021
USD ($)
Minimum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Fiscal 2022 $ 32,426
Fiscal 2023 36,241
Fiscal 2024 9,687
Total expected cash settlements 78,354
Maximum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Fiscal 2022 86,470
Fiscal 2023 96,642
Fiscal 2024 25,831
Total expected cash settlements $ 208,943