Product Warranty Obligations (Tables)

12 Months Ended

Sep. 30, 2022

Product Warranties Disclosures [Abstract]

Changes in Product Warranty Obligations

Changes in product warranty obligations were (in millions):

	September 30,
	2022		2021
Beginning balance	$	18.0	$	20.8
Warranties recorded at time of sale	14.5		17.3
Adjustments to pre-existing warranties	(3.6)		(6.2)
Settlements of warranty claims	(12.4)		(13.9)
Ending balance	$	16.5	$	18.0