Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2024	Jan. 31, 2023	Nov. 30, 2023
Stockholders' Equity Note [Abstract]
Stock repurchase program, additional shares authorized for repurchase (in shares)					12,000,000
Stock repurchased during the period (in shares)			1,400,000	2,100,000
Stock repurchased during the period including excise tax			$ 87.1	$ 115.2
Shares with remaining authorization for repurchase under stock repurchase plan (in shares)	11,800,000		11,800,000
Dividends paid per share (in usd per share)	$ 0.25	$ 0.23	$ 0.50	$ 0.46