Quarterly report pursuant to Section 13 or 15(d)

Fair Value of Financial Instruments (Details Textual)

v2.4.0.6
Fair Value of Financial Instruments (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended 9 Months Ended
Nov. 30, 2011
Nov. 30, 2010
Nov. 30, 2011
Nov. 30, 2010
Feb. 28, 2011
Fair Value of Financial Instruments (Textual)          
Property, plant and equipment, net $ 1,251.7 $ 1,556.1 $ 1,251.7 $ 1,556.1 $ 1,219.6
Intangible assets, net 897.6   897.6   886.3
Impairment of trademarks   6.9   6.9  
Total cash proceeds in connection with early redemption of AFS debt securities 21.7        
Cash proceeds from principal in connection with early redemption of AFS debt securities 20.2   20.2    
Cash proceeds from interest in connection with early redemption of AFS debt securities 1.5        
Reclassification from AOCI of gains (losses) on AFS debt securities 3.2   3.2    
Nonrecurring [Member]
         
Fair Value of Financial Instruments (Textual)          
Long-lived assets held for sale   4.1   4.1  
Loss on long-lived assets held for sale       5.8  
Impairment of trademarks   6.9   6.9  
Nonrecurring [Member] | Trademarks [Member]
         
Fair Value of Financial Instruments (Textual)          
Intangible assets, net   6.9   6.9  
Nonrecurring [Member] | Long-Lived Assets Held For Sale [Member]
         
Fair Value of Financial Instruments (Textual)          
Property, plant and equipment, net   $ 10.1   $ 10.1