Warranty (Tables)

12 Months Ended

Jul. 31, 2019

Standard Product Warranty Disclosure [Abstract]

Schedule of product warranty liability

The following is a reconciliation of warranty reserves for the years ended July 31, 2019 and 2018 (in millions):

	Year Ended July 31,
	2019			2018
Balance at beginning of period	$	18.9		$	14.6
Accruals for warranties issued during the reporting period	2.5			8.3
Accruals related to pre-existing warranties (including changes in estimates)	(2.3		)	0.1
Less settlements made during the period	(7.9		)	(4.1		)
Balance at end of period	$	11.2		$	18.9