Quarterly report pursuant to Section 13 or 15(d)

Acquisition (Pro Forma Financial Information) (Details 1)

v2.4.0.8
Acquisition (Pro Forma Financial Information) (Details 1) (USD $)
In Millions, except Share data in Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Aug. 31, 2013
Aug. 31, 2012
Aug. 31, 2013
Aug. 31, 2012
Common Class A [Member]
       
Business Acquisition [Line Items]        
Weighted average common shares outstanding - basic 164,825 154,794 163,277 158,527
Weighted average common shares outstanding - diluted 196,767 184,640 196,056 187,458
Common Class B [Member]
       
Business Acquisition [Line Items]        
Weighted average common shares outstanding - basic 23,472 23,536 23,485 23,545
Weighted average common shares outstanding - diluted 23,472 23,536 23,485 23,545
Beer Business Acquisition [Member]
       
Business Acquisition [Line Items]        
Net sales $ 1,511.6 $ 1,465.8 $ 2,750.6 $ 2,643.4
Income before income taxes (47.4) 260.4 156.5 450.4
Net income (loss) $ (115.3) $ 204.0 $ 18.3 $ 329.9
Beer Business Acquisition [Member] | Common Class A [Member]
       
Business Acquisition [Line Items]        
Earnings (loss) per common share - basic $ (0.62) $ 1.16 $ 0.10 $ 1.83
Earnings (loss) per common share - diluted $ (0.62) $ 1.10 $ 0.09 $ 1.76
Beer Business Acquisition [Member] | Common Class B [Member]
       
Business Acquisition [Line Items]        
Earnings (loss) per common share - basic $ (0.56) $ 1.05 $ 0.09 $ 1.67
Earnings (loss) per common share - diluted $ (0.56) $ 1.02 $ 0.09 $ 1.62