INCOME TAXES - Schedule of Differences between Income Tax Expense at Federal Statutory Rate and Actual Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2019
Income Tax Disclosure [Abstract]
Provision at federal statutory rate	$ 177,362	$ 57,308	$ 38,779
Differences between U.S. federal statutory and foreign tax rates	(16,857)	(50,898)	1,478
Foreign currency remeasurement (gains) losses	1,595	30,246	(12,942)
U.S. state and local income taxes, net of federal benefit	20,407	7,616	4,642
Nondeductible compensation	6,418	2,249	2,401
Nondeductible acquisition costs	0	0	3,031
Nondeductible foreign currency forward contract loss on acquisition	0	0	14,863
Federal income tax credits and incentives	(3,530)	(1,738)	(3,373)
Change in uncertain tax positions	1,209	1,101	1,279
Other	(2,893)	5,628	2,043
Total income tax expense	$ 183,711	$ 51,512	$ 52,201

Income tax reconciliation nondeductible expense acquisition costs.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for award under share-based payment arrangement. Includes, but is not limited to, expense determined to be nondeductible upon grant or after for award under share-based payment arrangement.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in income tax contingencies. Including, but not limited to, domestic tax contingency, foreign tax contingency, state and local tax contingency, and other contingencies.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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