Earnings Per Common Share (Tables)

 v2.3.0.11

Earnings Per Common Share (Tables)	6 Months Ended
	Aug. 31, 2011
Earnings Per Common Share [Abstract]
Basic and Diluted earnings per common share	For the Six Months     For the Three Months       Ended August 31,     Ended August 31,       2011     2010     2011     2010   (in millions, except per share data)                           Income available to common stockholders   $ 237.2     $ 140.4     $ 162.7     $ 91.3                                                               Weighted average common shares outstanding – basic:                                 Class A Common Stock     186.837       189.084       186.629       185.455                             Class B Convertible Common Stock     23.599       23.719       23.593       23.712                                                               Weighted average common shares outstanding – diluted:                                 Class A Common Stock     186.837       189.084       186.629       185.455   Class B Convertible Common Stock     23.599       23.719       23.593       23.712   Stock-based awards, primarily stock options     3.970       2.333       3.423       1.982                             Weighted average common shares outstanding – diluted     214.406       215.136       213.645       211.149                                                               Earnings per common share – basic:                                 Class A Common Stock   $ 1.14     $ 0.67     $ 0.78     $ 0.44                             Class B Convertible Common Stock   $ 1.04     $ 0.61     $ 0.71     $ 0.40                             Earnings per common share – diluted:                                 Class A Common Stock   $ 1.11     $ 0.65     $ 0.76     $ 0.43                             Class B Convertible Common Stock   $ 1.02     $ 0.60     $ 0.70     $ 0.40