LEASES - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Apr. 30, 2022	Apr. 30, 2021
Cash paid for amounts included in measurement of lease liabilities:
Operating cash flows from operating leases	$ 7,450	$ 8,001
Operating cash flows from finance leases	2	4
Financing cash flows from finance leases	$ 54	$ 52