Stock-based Compensation - Option Activity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
	Oct. 31, 2022	Jan. 31, 2023	Jul. 31, 2022
Shares
Outstanding, beginning balance (in shares)	11,394	11,394
Grants of options (in shares)		294
Exercises (in shares)		(299)
Forfeitures or expirations (in shares)		(263)
Outstanding, ending balance (in shares)		11,126	11,394
Exercisable (in shares)		8,910
Weighted Average Exercise Price
Outstanding, beginning balance (in dollars per share)	$ 29.31	$ 29.31
Grants of options (in dollars per share)		65.49
Exercises (in dollars per share)		36.15
Forfeitures (in dollars per share)		54.34
Outstanding, ending balance (in dollars per share)		29.49	$ 29.31
Exercisable (in dollars per share)		$ 24.46
Weighted Average Remaining Contractual Term (In years)	5 years 6 months	5 years 3 days
Weighted Average Remaining Contractual Term, exercisable (In years)		4 years 3 months 29 days
Aggregate Intrinsic Value		$ 414,798	$ 398,331
Aggregate Intrinsic Value, exercisable		$ 377,288
Option, Market Based
Shares
Outstanding, beginning balance (in shares)	2,810	2,810
Grants of options (in shares)		150
Exercises (in shares)		0
Forfeitures or expirations (in shares)		0
Outstanding, ending balance (in shares)		2,960	2,810
Exercisable (in shares)		1,092
Weighted Average Exercise Price
Outstanding, beginning balance (in dollars per share)	$ 47.83	$ 47.83
Grants of options (in dollars per share)		65.70
Exercises (in dollars per share)		0
Forfeitures (in dollars per share)		0
Outstanding, ending balance (in dollars per share)		48.73	$ 47.83
Exercisable (in dollars per share)		$ 43.09
Weighted Average Remaining Contractual Term (In years)		7 years 11 months 1 day	8 years 3 months 29 days
Weighted Average Remaining Contractual Term, exercisable (In years)		7 years 4 months 24 days
Aggregate Intrinsic Value		$ 52,920	$ 45,590
Aggregate Intrinsic Value, exercisable		$ 25,682