CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Oct. 31, 2020	Oct. 31, 2019
Income Statement [Abstract]
Net sales	$ 636.6	$ 672.7
Cost of sales	413.9	441.4
Gross profit	222.7	231.3
Operating expenses	135.5	142.6
Operating income	87.2	88.7
Interest expense	3.5	4.7
Other expense (income), net	1.5	(2.6)
Earnings before income taxes	82.2	86.6
Income taxes	20.3	21.6
Net earnings	$ 61.9	$ 65.0
Weighted average shares - basic (in shares)	126.8	126.9
Weighted average shares - diluted (in shares)	128.0	128.6
Net earnings per share - basic (in usd per share)	$ 0.49	$ 0.51
Net earnings per share - diluted (in usd per share)	$ 0.48	$ 0.51