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SHARE-BASED COMPENSATION PLANS (Details 3) (Stock options, USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Feb. 28, 2014
Feb. 28, 2013
Feb. 29, 2012
Feb. 28, 2011
Stock options
        
Options        
Outstanding at the beginning of the period (in shares) 864,000 871,000 2,510,000  
Grants (in shares) 264,000 309,000 379,000  
Exercises (in shares) (239,000) (248,000) (1,907,000)  
Forfeitures / expirations (in shares) (50,000) (68,000) (111,000)  
Outstanding at the end of the period (in shares) 839,000 864,000 871,000 2,510,000
Exercisable at the end of the period (in shares) 111,000      
Weighted Average Exercise price (per share)        
Outstanding at the beginning of the period (in dollars per share) $ 29.89 $ 26.26 $ 17.64  
Grants (in dollars per share) $ 36.45 $ 34.57 $ 32.71  
Exercises (in dollars per share) $ 25.36 $ 22.88 $ 16.10  
Forfeitures / expirations (in dollars per share) $ 33.55 $ 30.23 $ 27.91  
Outstanding at the end of the period (in dollars per share) $ 33.03 $ 29.89 $ 26.26 $ 17.64
Exercisable at the end of the period (in dollars per share) $ 25.85      
Weighted Average Grant Date Fair Value (per share)        
Outstanding at the beginning of the period (in dollars per share) $ 11.98 $ 10.31 $ 6.40  
Grants (in dollars per share) $ 11.61 $ 14.09 $ 13.13  
Outstanding at the end of the period (in dollars per share) $ 12.38 $ 11.98 $ 10.31 $ 6.40
Exercisable at the end of the period (in dollars per share) $ 10.05      
Weighted Average Remaining Contractual Term        
Outstanding at the beginning of the period 6 years 5 months 23 days 6 years 3 months 4 days 5 years 9 months 11 days 3 years 18 days
Outstanding at the end of the period 6 years 5 months 23 days 6 years 3 months 4 days 5 years 9 months 11 days 3 years 18 days
Exercisable at the end of the period 4 years 22 days      
Intrinsic Value        
Outstanding at the beginning of the period $ 6,209 $ 5,570 $ 26,054  
Exercises 4,663 2,634 36,912  
Outstanding at the end of the period 27,081 6,209 5,570 26,054
Exercisable $ 4,389