Stockholders' Equity (Details) - USD ($)	3 Months Ended		9 Months Ended		16 Months Ended
	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2023	Apr. 30, 2022	Apr. 30, 2023	Jun. 24, 2022	Dec. 21, 2021
Equity, Class of Treasury Stock [Line Items]
Stock-based compensation	$ 9,672,000	$ 9,750,000	$ 26,607,000	$ 22,736,000
Stock repurchase program authorized amount							$ 250,000,000
Purchase of treasury shares (in shares)	210,799		549,532		2,493,775
Average price of treasury shares acquired (in dollars per share)	$ 78.75		$ 76.44		$ 83.05
Purchases of treasury shares	$ 16,600,000	$ 39,990,000	$ 42,007,000	$ 98,321,000	$ 207,114,000
Remaining authorized repurchase amount	491,207,000		491,207,000		491,207,000
June Twenty Twenty Two Share Repurchase Plan
Equity, Class of Treasury Stock [Line Items]
Stock repurchase program authorized amount						$ 448,321,000
Remaining authorized repurchase amount	448,321,000		448,321,000		448,321,000
December Twenty Twenty One Share Repurchase Plan
Equity, Class of Treasury Stock [Line Items]
Remaining authorized repurchase amount	$ 42,886,000		$ 42,886,000		$ 42,886,000