CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Apr. 30, 2024	Jul. 31, 2023
Statement of Financial Position [Abstract]
Accounts receivable, allowance	$ 6.3	$ 8.3
Preferred stock, par value (in usd per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized (in shares)	1,000,000	1,000,000
Preferred stock, shares issued (in shares)	0	0
Common stock, par value (in usd per share)	$ 5.00	$ 5.00
Common stock, shares authorized (in shares)	240,000,000	240,000,000
Common stock, shares issued (in shares)	151,643,194	151,643,194
Treasury stock, common shares (in shares)	30,978,047	30,528,696