Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2019
Operating Loss Carryforwards [Line Items]
Foreign operating loss-carryforward expiration dates	2023 to fiscal 2039
State Net Operating Loss Carryforwards Expiration Dates	2032
Foreign Tax Credit Carryforward Expiration Dates	2024 to fiscal 2031
State Research And Development Tax Credit Carryforward Expiration Dates	2023 to fiscal 2036
Unrecognized Tax Benefits	$ 20,564	$ 21,912	$ 13,622	$ 14,841
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	17,821
Unrecognized Tax Benefits Recognized In Other Liabilities	17,689	15,427
Reduction Of Longterm Deferred Income Tax Assets Excluding Interest and Penalties	2,875	6,485
Unrecognized Tax Benefits, Interest on Income Taxes Expense		(596)	(372)
Unrecognized Tax Benefits, Income Tax Penalties Expense	82	(595)	$ (96)
Unrecognized Tax Benefits, Interest on Income Taxes Accrued	2,878	2,297
Unrecognized Tax Benefits, Income Tax Penalties Accrued	1,925	$ 2,098
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	3,945
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	$ 4,106
Internal Revenue Service (IRS) [Member] | Earliest Tax Year [Member]
Operating Loss Carryforwards [Line Items]
Open Tax Year	2019
Internal Revenue Service (IRS) [Member] | Tax Year 2019 [Member]
Operating Loss Carryforwards [Line Items]
Open Tax Year	2022
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 90,331
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration	76,295
Other Tax Carryforward, Gross Amount	18,501
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	22,629
Other Tax Carryforward, Gross Amount	$ 11,066