Earnings Per Share (Tables)

12 Months Ended

Sep. 30, 2014

Earnings Per Share [Abstract]

Earnings Per Share

The following table reconciles the numerators and denominators used to calculate basic and diluted earnings per share (in millions):

	Year Ended September 30,
	2014			2013		2012
Income Available to Common Shareholders
Income from continuing operations	$	1,433		$	1,077	$	1,099
Income (loss) from discontinued operations	(218		)	101		85
Basic income available to common shareholders	1,215			1,178		1,184
Interest expense, net of tax	—			—		1
Diluted income available to common shareholders	$	1,215		$	1,178	$	1,185
Weighted Average Shares Outstanding
Basic weighted average shares outstanding	666.9			683.7		681.5
Effect of dilutive securities:
Stock options and unvested restricted stock	7.9			5.5		5.2
Equity units	—			—		1.9
Diluted weighted average shares outstanding	674.8			689.2		688.6
Antidilutive Securities
Options to purchase common shares	0.1			0.8		1.4