Stock And Stock-Based Incentive Plans (Expected Cash Settlement Range Upon Restricted Stock Unit Vesting) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
May 31, 2014
Minimum [Member]
 
Fiscal 2016 $ 12,460 [1]
Fiscal 2017 14,144 [1]
Fiscal 2018 16,321 [1]
Total expected cash settlements 42,925 [1]
Maximum [Member]
 
Fiscal 2016 33,226 [1]
Fiscal 2017 37,716 [1]
Fiscal 2018 43,523 [1]
Total expected cash settlements $ 114,465 [1]
[1] (1)Net of estimated forfeitures.