Annual report pursuant to Section 13 and 15(d)

Intangible Assets (Details)

v3.7.0.1
Intangible Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Feb. 28, 2017
Feb. 29, 2016
Feb. 28, 2015
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]      
Amortizable intangible assets, Gross Carrying Amount $ 109.0 $ 193.1  
Amortizable intangible assets, Net Carrying Amount 50.3 65.9  
Nonamortizable intangible assets, Net Carrying Amount 3,327.4 3,337.9  
Total intangible assets, Net Carrying Amount 3,377.7 3,403.8  
Amortization expense for intangible assets 10.4 40.7 $ 40.0
Trademarks [Member]      
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]      
Nonamortizable intangible assets, Net Carrying Amount 3,327.4 3,333.8  
Other [Member]      
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]      
Nonamortizable intangible assets, Net Carrying Amount 0.0 4.1  
Customer relationships [Member]      
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]      
Amortizable intangible assets, Gross Carrying Amount 89.1 102.5  
Amortizable intangible assets, Net Carrying Amount 48.6 60.2  
Favorable interim supply agreement [Member]      
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]      
Amortizable intangible assets, Gross Carrying Amount 0.0 68.3  
Amortizable intangible assets, Net Carrying Amount 0.0 2.2  
Other [Member]      
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]      
Amortizable intangible assets, Gross Carrying Amount 19.9 22.3  
Amortizable intangible assets, Net Carrying Amount $ 1.7 $ 3.5