ACQUISITIONS - Togo Group - Additional Information (Details) - USD ($) $ in Thousands		2 Months Ended	3 Months Ended	12 Months Ended
	Mar. 23, 2020	Mar. 23, 2020	Jul. 31, 2020	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2018
Business Acquisition [Line Items]
Payments to acquire interest in joint venture				$ 0	$ 6,500	$ 50,402
Togo Group
Business Acquisition [Line Items]
Ownership percentage after all transactions	73.50%
Equity, fair value disclosure	$ 47,256	$ 47,256
Preferred stock, dividend rate, percentage	3.00%
Preferred stock, liquidation preference	$ 20,180	20,180
Call option expiration period	4 years
Acquired finite-lived intangible assets, weighted average useful life			8 years
Losses from investment		$ 6,884			$ 8,798	$ 1,939