Stock And Stock-Based Incentive Plans (Composition Of Share-Based Compensation Expense) (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
May. 31, 2015 |
May. 31, 2014 |
|
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation expense, before income taxes | $ 23,778 | $ 15,719 |
| Cost Of Sales [Member] | ||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation expense, before income taxes | 1,048 | 327 |
| CAF Income [Member] | ||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation expense, before income taxes | 157 | 676 |
| Selling, General And Administrative Expenses [Member] | ||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation expense, before income taxes | $ 22,573 | $ 14,716 |