Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details Textual)

v2.4.0.6
Summary of Significant Accounting Policies (Details Textual) (USD $)
In Millions, unless otherwise specified
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 31, 2011
Feb. 28, 2011
Nov. 30, 2010
Feb. 28, 2010
Feb. 29, 2012
Plans
ClassesofCommonStock
Feb. 28, 2011
Feb. 28, 2010
Jun. 30, 2010
Apr. 30, 2009
Summary of Significant Accounting Policies (Textual)                  
Equity method investment impairment loss     $ 25.4            
Advertising expense         116.0 128.6 132.5    
Reclassification adjustment, net of tax 657.1       (6.3) 657.1      
Aggregate foreign currency transaction net losses         (0.7) (2.3) (4.6)    
Original maturity of cash investments         3 months or less        
Allowance for doubtful accounts   0.8     1.5 0.8      
Maturity of foreign currency contracts         generally less than 12 months        
Notional value of undesignated foreign currency contracts outstanding   160.0     148.6 160.0      
Notional value of undesignated interest rate swap   0     0 0     1,200.0
Average maturity period of cash flow hedges         3 years or less        
Maximum maturity period of cash flow hedges         5 years        
Notional value of cash flow designated foreign currency contracts outstanding   166.4     353.7 166.4      
Interest rate swap agreements designated as cash flow hedges   500.0     500.0 500.0   500.0 1,200.0
Amount of net losses, net of income tax effect, to be reclassified from AOCI to earnings within the next 12 months         (3.1)        
Reclassification adjustment, net of tax 17.8                
Fair value of derivative instruments in a net liability position due to counterparties         47.5        
Fair value of derivative instruments in a net receivable position due from counterparties         8.6        
Bulk wine inventories may be aged for periods         Greater than 1 year        
Impairment of intangible assets   16.7 6.9 103.2 38.1 23.6 103.2    
Loss on long-lived assets held for sale           5.8 13.4    
Assets held for sale   $ 0     $ 0 $ 0      
Number of classes of common stock with a material number of shares outstanding         2        
Number of stock-based employee compensation plans         4        
Class A Common Stock [Member]
                 
Summary of Significant Accounting Policies (Textual)                  
Common Stock, dividend rights         At least 10 percent greater than Class B Convertible Common Stock and Class 1 Common Stock