v2.4.0.8
Stock And Stock-Based Incentive Plans (Outstanding Stock Options) (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 6 Months Ended
Aug. 31, 2013
Feb. 28, 2013
$11.43 [Member]
    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Range of Exercise Prices, lower range $ 11.43  
Options Outstanding, Number of Shares 1,658  
Options Outstanding, Weighted Average Remaining Contractual Life (Years) 2 years 7 months 6 days  
Options Outstanding, Weighted Average Exercise Price $ 11.43  
Options Exercisable, Number of Shares 1,658  
Options Exercisable, Weighted Average Exercise Price $ 11.43  
$13.19 To $19.82 [Member]
    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Range of Exercise Prices, lower range $ 13.19  
Range of Exercise Prices, upper range $ 19.82  
Options Outstanding, Number of Shares 2,318  
Options Outstanding, Weighted Average Remaining Contractual Life (Years) 1 year 6 months 0 days  
Options Outstanding, Weighted Average Exercise Price $ 16.35  
Options Exercisable, Number of Shares 2,318  
Options Exercisable, Weighted Average Exercise Price $ 16.35  
$19.98 To $25.39 [Member]
    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Range of Exercise Prices, lower range $ 19.98  
Range of Exercise Prices, upper range $ 25.39  
Options Outstanding, Number of Shares 1,730  
Options Outstanding, Weighted Average Remaining Contractual Life (Years) 3 years 4 months 24 days  
Options Outstanding, Weighted Average Exercise Price $ 25.18  
Options Exercisable, Number of Shares 1,364  
Options Exercisable, Weighted Average Exercise Price $ 25.13  
$25.67 To $32.05 [Member]
    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Range of Exercise Prices, lower range $ 25.67  
Range of Exercise Prices, upper range $ 32.05  
Options Outstanding, Number of Shares 2,190  
Options Outstanding, Weighted Average Remaining Contractual Life (Years) 5 years 6 months 0 days  
Options Outstanding, Weighted Average Exercise Price $ 31.59  
Options Exercisable, Number of Shares 672  
Options Exercisable, Weighted Average Exercise Price $ 31.37  
$32.69 To $46.65 [Member]
    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Range of Exercise Prices, lower range $ 32.69  
Range of Exercise Prices, upper range $ 46.65  
Options Outstanding, Number of Shares 3,343  
Options Outstanding, Weighted Average Remaining Contractual Life (Years) 5 years 7 months 6 days  
Options Outstanding, Weighted Average Exercise Price $ 37.50  
Options Exercisable, Number of Shares 985  
Options Exercisable, Weighted Average Exercise Price $ 32.82  
Stock Option [Member]
    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Options Outstanding, Number of Shares 11,239  
Options Outstanding, Weighted Average Remaining Contractual Life (Years) 3 years 10 months 24 days  
Options Outstanding, Weighted Average Exercise Price $ 26.25 $ 23.00
Options Exercisable, Number of Shares 6,997  
Options Exercisable, Weighted Average Exercise Price $ 20.66