ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES - Components of Accrued Expenses (Detail) - USD ($) $ in Thousands	Oct. 31, 2020	Jul. 31, 2020
Payables and Accruals [Abstract]
Accrued taxes	$ 62,207	$ 60,744
Accrued compensation	25,791	25,439
Accrued worker's compensation	3,949	3,949
Accrued audit, tax and legal	2,917	3,399
Accrued contract labor	1,105	981
Accrued interest	2,516	476
Accrued other	18,509	16,392
Accrued expenses	$ 116,994	$ 111,380