ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Oct. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Change in Accounting Estimate [Line Items]
Accrued taxes		$ 60,744	$ 59,057
Accrued pricing liabilities		13,499	14,309
Derecognition of accrued pricing liabilities		$ 810	4,573
Adjustment of Tax Related Liabilities
Change in Accounting Estimate [Line Items]
Accrued taxes			$ 32,100
Adjustment of Tax Related Liabilities
Change in Accounting Estimate [Line Items]
Adjustments of tax related liabilities	$ 6,400