Annual report pursuant to Section 13 and 15(d)

Business Segment Information (Details 2)

v2.4.0.6
Business Segment Information (Details 2) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Feb. 28, 2013
Nov. 30, 2012
Aug. 31, 2012
May 31, 2012
Feb. 29, 2012
Nov. 30, 2011
Aug. 31, 2011
May 31, 2011
Feb. 28, 2013
Feb. 29, 2012
Feb. 28, 2011
Net Sales                      
Net sales $ 695.9 $ 766.9 $ 698.5 $ 634.8 $ 628.1 $ 700.7 $ 690.2 $ 635.3 $ 2,796.1 $ 2,654.3 $ 3,332.0
Long-lived assets                      
Long-lived assets 1,229.0       1,255.8       1,229.0 1,255.8 1,219.6
U.S. [Member]
                     
Net Sales                      
Net sales                 2,251.1 2,126.5 2,087.7
Long-lived assets                      
Long-lived assets 894.5       896.0       894.5 896.0  
Non-U.S. [Member]
                     
Net Sales                      
Net sales                 545.0 527.8 1,244.3
Long-lived assets                      
Long-lived assets 334.5       359.8       334.5 359.8  
Canada [Member]
                     
Net Sales                      
Net sales                 433.8 428.8 410.7
Long-lived assets                      
Long-lived assets 156.4       168.3       156.4 168.3  
New Zealand [Member]
                     
Net Sales                      
Net sales                 71.3 80.6 54.7
Long-lived assets                      
Long-lived assets 144.0       152.3       144.0 152.3  
Italy [Member]
                     
Net Sales                      
Net sales                 30.5 8.6 0
Long-lived assets                      
Long-lived assets 31.9       36.6       31.9 36.6  
Australia [Member]
                     
Net Sales                      
Net sales                 0.7 0.5 278.4
U.K. [Member]
                     
Net Sales                      
Net sales                 0 0 478.0
Other [Member]
                     
Net Sales                      
Net sales                 8.7 9.3 22.5
Long-lived assets                      
Long-lived assets $ 2.2       $ 2.6       $ 2.2 $ 2.6