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
Oct. 31, 2022	Oct. 31, 2021
Earnings Per Share [Abstract]
Net earnings	$ 87.2	$ 77.1
Weighted average common shares outstanding
Weighted average common shares - basic (in shares)	122.6	124.4
Dilutive impact of share-based awards (in shares)	1.3	1.9
Weighted average common shares - diluted (in shares)	123.9	126.3
Net EPS - basic (in usd per share)	$ 0.71	$ 0.62
Net EPS - diluted (in usd per share)	$ 0.70	$ 0.61
Stock options excluded from net EPS calculation (in shares)	1.7	0.0

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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