Other (Expense) Income (Tables)

9 Months Ended

Jun. 30, 2021

Other Income and Expenses [Abstract]

Components Of Other Expense Income

The components of other (expense) income are (in millions):

	Three Months Ended June 30,				Nine Months Ended June 30,
	2021		2020		2021		2020
Interest income	$	0.3	$	0.7	$	1.1	$	5.1
Royalty income	2.9		2.1		7.5		6.7
Legacy product liability and environmental charges	(4.0)		(4.1)		(9.4)		(12.5)
Non-operating pension and postretirement benefit cost	(34.3)		(8.6)		(48.3)		(25.9)
Legal settlement (Note 13)	—		—		70.0		—
Other	0.2		10.3		(0.8)		8.2
Other (expense) income	$	(34.9)	$	0.4	$	20.1	$	(18.4)