Earnings Per Share (Tables)

3 Months Ended

Dec. 31, 2012

Numerator and denominator used to compute basic and diluted earnings per share

Additionally, the convertible senior notes were excluded from the computation of diluted earnings per share for the 2011 period because their effect would have been antidilutive.



	Three Months Ended December 31,
	2012		2011
	(In millions)
Numerator:
Net income	$	66.3	$	27.7
Effect of dilutive securities:
Interest expense and amortization of issuance costs associated with convertible senior notes, net of tax	5.7		—
Numerator for diluted earnings per share after assumed conversions	$	72.0	$	27.7
Denominator:
Denominator for basic earnings per share — weighted average common shares	321.1		316.3
Effect of dilutive securities:
Employee stock awards	4.4		0.2
Convertible senior notes	38.6		—
Denominator for diluted earnings per share — adjusted weighted average common shares	364.1		316.5