Guarantees (Tables)

9 Months Ended

Jun. 30, 2020

Product Warranties Disclosures [Abstract]

Reconciliation of Changes in the Warranty Reserve

The following summarizes accrued product warranty activity for the three and nine months ended June 30, 2020.

	Three Months Ended June 30, 2020		Nine Months Ended June 30, 2020
Balance as of beginning of period	$	29.0	$	29.7
Provision for warranties in the period	5.2		13.0
Warranty claims in the period	(3.7)		(12.2)
Balance as of end of period	$	30.5	$	30.5