Quarterly report pursuant to Section 13 or 15(d)

Investments (Details Textual)

v2.4.0.8
Investments (Details Textual) (USD $)
In Millions, unless otherwise specified
3 Months Ended
May 31, 2013
May 31, 2012
Feb. 28, 2013
Schedule of Equity Method Investments [Line Items]      
Investment in equity method investment $ 279.9 $ 275.9  
Modelo [Member]
     
Schedule of Equity Method Investments [Line Items]      
Ownership percentage of other joint venture partner 76.75%    
Anheuser-Busch Companies, Inc. [Member]
     
Schedule of Equity Method Investments [Line Items]      
Ownership percentage of other joint venture partner 23.25%    
Crown Imports [Member]
     
Schedule of Equity Method Investments [Line Items]      
Investment in equity method investment 205.7   169.3
Carrying amount of equity method investment in excess of Company's equity in underlying assets 13.6   13.6
Cash distributions received $ 30.3 $ 32.7