Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details)

v2.4.0.8
Intangible Assets (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 6 Months Ended
Aug. 31, 2014
Aug. 31, 2013
Aug. 31, 2014
Aug. 31, 2013
Feb. 28, 2014
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount $ 193.7   $ 193.7   $ 186.6
Amortizable intangible assets, Net Carrying Amount 120.1   120.1   138.1
Nonamortizable intangible assets, Net Carrying Amount 3,093.4   3,093.4   3,093.0
Total intangible assets, net, Net Carrying Amount 3,213.5   3,213.5   3,231.1
Amortization expense for intangible assets 14.2 5.6 24.7 7.1  
Trademarks [Member]
          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Nonamortizable intangible assets, Net Carrying Amount 3,088.3   3,088.3   3,088.0
Other [Member]
          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Nonamortizable intangible assets, Net Carrying Amount 5.1   5.1   5.0
Customer Relationships [Member]
          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount 103.9   103.9   103.6
Amortizable intangible assets, Net Carrying Amount 68.0   68.0   70.5
Favorable Interim Supply Agreement [Member]
          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount 68.3   68.3   68.3
Amortizable intangible assets, Net Carrying Amount 43.4   43.4   62.3
Other [Member]
          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount 21.5   21.5   14.7
Amortizable intangible assets, Net Carrying Amount $ 8.7   $ 8.7   $ 5.3