Earnings Per Share (Information Necessary to Calculate Basic and Diluted Net Earnings Per Common Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024
Earnings Per Share [Abstract]
Net earnings	$ 95.9	$ 98.7	$ 194.9	$ 190.8
Weighted average common shares outstanding
Weighted average common shares – basic (in shares)	119.6	120.5	119.8	120.7
Dilutive impact of stock-based awards (in shares)	1.8	1.6	1.9	1.7
Weighted average common shares – diluted (in shares)	121.4	122.1	121.7	122.4
Net EPS – basic (in usd per share)	$ 0.80	$ 0.82	$ 1.63	$ 1.58
Net EPS – diluted (in usd per share)	$ 0.79	$ 0.81	$ 1.60	$ 1.56
Stock options excluded from net EPS calculation (in shares)	0.8	0.0	0.8	0.0