Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Pro Forma Financial Information) (Details 1)

v2.4.0.8
Subsequent Events (Pro Forma Financial Information) (Details 1) (USD $)
In Millions, except Share data in Thousands, unless otherwise specified
3 Months Ended
May 31, 2013
May 31, 2012
Common Class A [Member]
   
Subsequent Event [Line Items]    
Weighted average common shares outstanding - basic 161,729 162,259
Weighted average common shares outstanding - diluted 194,884 190,261
Common Class B [Member]
   
Subsequent Event [Line Items]    
Weighted average common shares outstanding - basic 23,499 23,554
Weighted average common shares outstanding - diluted 23,499 23,554
Subsequent Event [Member] | Beer Business Acquisition [Member]
   
Subsequent Event [Line Items]    
Net sales $ 1,239.0 $ 1,177.6
Income before income taxes 216.8 205.2
Net income $ 142.0 $ 135.7
Subsequent Event [Member] | Common Class A [Member] | Beer Business Acquisition [Member]
   
Subsequent Event [Line Items]    
Earnings per common share - basic $ 0.78 $ 0.74
Earnings per common share - diluted $ 0.73 $ 0.71
Weighted average common shares outstanding - basic 161,729 162,259
Weighted average common shares outstanding - diluted 194,884 190,261
Subsequent Event [Member] | Common Class B [Member] | Beer Business Acquisition [Member]
   
Subsequent Event [Line Items]    
Earnings per common share - basic $ 0.70 $ 0.67
Earnings per common share - diluted $ 0.67 $ 0.66
Weighted average common shares outstanding - basic 23,499 23,554
Weighted average common shares outstanding - diluted 23,499 23,554