ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2019	Apr. 30, 2020	Jul. 31, 2019
Liability for Claims and Claims Adjustment Expense [Line Items]
Accrued taxes		$ 56,722	$ 59,057
Accrued pricing liabilities		$ 14,309	$ 14,309
Adjustment of Tax Related Liabilities
Liability for Claims and Claims Adjustment Expense [Line Items]
Adjustments of tax related liabilities	$ 6,400