Share-based Payments (Tables)

3 Months Ended

Dec. 31, 2021

Share-based Payments

Schedule of stock option activity

	2021			2020
	Shares of stock	Weighted average		Shares of stock	Weighted average
	under options	exercise price		under options	exercise price
	(in millions)			(in millions)
Outstanding at September 30	0.3	$	38.72	0.4	$	36.41
Options granted	—		—	—		—
Options exercised	—		—	—		—
Options forfeited or expired	—		—	—		—
Outstanding at December 31	0.3		38.72	0.4		36.41
Vested and expected to vest in the future as of December 31	0.2	$	38.72	0.1	$	31.62