GOODWILL AND INTANGIBLE ASSETS - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2021	Jul. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 213,250	$ 213,250
Accumulated Amortization	98,245	77,987
Net Carrying Amount	$ 115,005	$ 135,263
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	15 years	15 years
Gross Carrying Amount	$ 192,730	$ 192,730
Accumulated Amortization	77,725	60,032
Net Carrying Amount	$ 115,005	$ 132,698
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period	3 years	3 years
Gross Carrying Amount	$ 20,520	$ 20,520
Accumulated Amortization	20,520	17,955
Net Carrying Amount	$ 0	$ 2,565