Other Income (Expense) (Tables)

12 Months Ended

Sep. 30, 2024

Other Income and Expenses [Abstract]

Components of Other (Expense) Income

The components of Other income (expense) were (in millions):

	2024		2023		2022
Interest income	$	15.6	$	9.7	$	4.4
Royalty income	11.3		13.2		10.9
Legacy product liability and environmental charges	(20.5)		(18.1)		(15.6)
Non-operating pension and postretirement benefit credit (cost)	19.8		(82.7)		(4.7)
Fair value adjustments for earnout payments (Note 4)	30.7		—		—
Other	5.9		6.6		3.4
Other income (expense)	$	62.8	$	(71.3)	$	(1.6)