Other Income (Expense)

3 Months Ended

Dec. 31, 2020

Other Income and Expenses [Abstract]

Other Income (Expense)

Other Income (Expense)

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

	Three Months Ended December 31,
	2020		2019
Interest income	$	0.3	$	2.4
Royalty income	2.1		2.5
Legacy product liability and environmental charges	(4.6)		(2.7)
Non-operating pension and postretirement benefit cost	(7.0)		(8.7)
Legal settlement (Note 13)	70.0		—
Other	0.2		(3.2)
Other income (expense)	$	61.0	$	(9.7)