Quarterly report pursuant to Section 13 or 15(d)

Investments (Details Textual)

v2.4.0.6
Investments (Details Textual)
In Millions, unless otherwise specified
9 Months Ended
Nov. 30, 2012
USD ($)
Nov. 30, 2011
USD ($)
Nov. 30, 2012
Modelo [Member]
Nov. 30, 2012
Anheuser-Busch Companies, Inc. [Member]
Nov. 30, 2012
Crown Imports [Member]
USD ($)
Nov. 30, 2011
Crown Imports [Member]
USD ($)
Feb. 29, 2012
Crown Imports [Member]
USD ($)
Oct. 05, 2011
Ruffino [Member]
USD ($)
Oct. 05, 2011
Ruffino [Member]
EUR (€)
Oct. 04, 2011
Ruffino [Member]
Schedule of Equity Method Investments [Line Items]                    
Ownership percentage of other joint venture partner     76.75% 23.25%            
Investment in equity method investment $ 226.5 $ 223.2     $ 145.9   $ 176.4      
Carrying amount of equity method investment in excess of Company's equity in underlying assets         13.6   26.4      
Cash distributions received         202.7 202.0        
Percentage of equity method investment         100.00%          
Equity method investments, ownership percentage                   49.90%
Remaining equity interest percentage               50.10% 50.10%  
Purchase of business               68.6 50.3  
Debt assumed, net of cash acquired               $ 73.1 € 54.2