INCOME TAXES - Additional Information (Detail) - USD ($)	5 Months Ended	7 Months Ended	12 Months Ended
	Dec. 31, 2017	Jul. 31, 2018	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2018
Income Tax [Line Items]
Corporate tax rate	35.00%	21.00%		21.00%
Income tax expense benefit			$ 61,227,000	$ 61,289,000	$ 187,427,000
Unrecognized tax benefits that, if recognized, would affect the company's income tax rate		$ 10,491,000	11,606,000	11,332,000	10,491,000
Accrued interest and penalties			2,516,000	1,758,000
Total amount of interest and penalties expense (benefit) recognized			544,000	454,000	$ 203,000
Expected decrease in unrecognized tax benefits due to resolution of uncertain tax positions			5,000,000
Expected decrease in interest due to resolution of uncertain tax positions			1,300,000
Operating Loss Carryforwards, Valuation Allowance			48,741,000
Foreign Subsidaries
Income Tax [Line Items]
Deferred tax liabilities unrecorded			0
GILTI
Income Tax [Line Items]
Income tax expense benefit			0	$ 0
State and Local Jurisdiction
Income Tax [Line Items]
Tax credit carry forward			3,474,000
Gross state tax net operating loss carry forwards			$ 4,721,000
State and Local Jurisdiction | Earliest Tax Year
Income Tax [Line Items]
Tax credit carry forward expiration year			2027
Gross state tax net operating loss carry forwards, expiration year			2021
State and Local Jurisdiction | Latest Tax Year
Income Tax [Line Items]
Tax credit carry forward expiration year			2030
Gross state tax net operating loss carry forwards, expiration year			2040
Foreign Tax Authority
Income Tax [Line Items]
Gross state tax net operating loss carry forwards			$ 73,751,000
Foreign Tax Authority | Earliest Tax Year
Income Tax [Line Items]
Gross state tax net operating loss carry forwards, expiration year			2023
Blended Federal Tax
Income Tax [Line Items]
Corporate tax rate					26.90%