Share-based Payments (Tables)

9 Months Ended

Jun. 30, 2013

Share-based Payments

Schedule of stock option activity

	2013				2012
	Shares of stock under options		Weighted average exercise price		Shares of stock under options		Weighted average exercise price
	(in millions)				(in millions)
Outstanding at September 30	2.5		$	22.81	2.9		$	21.38
Options granted	—		—		—		—
Options exercised	(0.6	)	17.55		(0.3	)	11.20
Options forfeited or expired	(0.2	)	26.95		—		26.52
Outstanding at June 30	1.7		24.32		2.6		22.63
Vested and expected to vest in the future as of June 30	1.7		$	24.32	2.5		$	22.59