INCOME TAXES - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2019
Income Tax [Line Items]
Income tax expense benefit	$ 192,621	$ 61,227	$ 61,289
Unrecognized tax benefits that, if recognized, would affect the company's income tax rate	13,631	11,606	11,332
Accrued interest and penalties	2,967	2,516
Total amount of interest and penalties expense (benefit) recognized	238	$ 544	$ 454
Expected decrease in unrecognized tax benefits due to resolution of uncertain tax positions	4,600
Expected decrease in interest due to resolution of uncertain tax positions	1,600
Operating Loss Carryforwards, Valuation Allowance	70,037
State and Local Jurisdiction
Income Tax [Line Items]
Tax credit carry forward	2,972
Gross state tax net operating loss carry forwards	$ 4,961
State and Local Jurisdiction | Earliest Tax Year
Income Tax [Line Items]
Tax credit carry forward expiration year	2030
Gross state tax net operating loss carry forwards, expiration year	2022
State and Local Jurisdiction | Latest Tax Year
Income Tax [Line Items]
Tax credit carry forward expiration year	2031
Gross state tax net operating loss carry forwards, expiration year	2041
Foreign Tax Authority
Income Tax [Line Items]
Gross state tax net operating loss carry forwards	$ 75,407
Foreign Tax Authority | Earliest Tax Year
Income Tax [Line Items]
Gross state tax net operating loss carry forwards, expiration year	2023