Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets (Details)

v3.6.0.2
Intangible Assets (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Nov. 30, 2016
Nov. 30, 2015
Nov. 30, 2016
Nov. 30, 2015
Feb. 29, 2016
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount $ 195.9   $ 195.9   $ 193.1
Amortizable intangible assets, Net Carrying Amount 62.2   62.2   65.9
Nonamortizable intangible assets, Net Carrying Amount 3,432.0   3,432.0   3,337.9
Total intangible assets, Net Carrying Amount 3,494.2   3,494.2   3,403.8
Amortization expense for intangible assets 2.1 $ 9.5 8.4 $ 32.2  
Trademarks [Member]          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Nonamortizable intangible assets, Net Carrying Amount 3,427.9   3,427.9   3,333.8
Other [Member]          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Nonamortizable intangible assets, Net Carrying Amount 4.1   4.1   4.1
Customer relationships [Member]          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount 106.2   106.2   102.5
Amortizable intangible assets, Net Carrying Amount 59.6   59.6   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 68.3   68.3   68.3
Amortizable intangible assets, Net Carrying Amount 0.0   0.0   2.2
Other [Member]          
Finite-Lived and Indefinite-Lived Intangible Assets by Major Class [Line Items]          
Amortizable intangible assets, Gross Carrying Amount 21.4   21.4   22.3
Amortizable intangible assets, Net Carrying Amount $ 2.6   $ 2.6   $ 3.5