ACQUISITIONS - Tiffin Group - Additional Information (Details) - USD ($) $ in Thousands		12 Months Ended
	Dec. 18, 2020	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Business Acquisition [Line Items]
Total cash consideration for acquisition, less cash acquired		$ 781,967	$ 310,938	$ 0
Tiffin Group
Business Acquisition [Line Items]
Total cash consideration for acquisition, less cash acquired	$ 288,238
Acquired finite-lived intangible assets, weighted average useful life	18 years 9 months 18 days
Tiffin Group | Asset Based Credit Facility
Business Acquisition [Line Items]
Proceeds from Long-term Lines of Credit	$ 165,000
Tiffin Group | Trademarks
Business Acquisition [Line Items]
Finite-lived intangible assets, amortization period	20 years
Tiffin Group | Minimum | Dealer network
Business Acquisition [Line Items]
Finite-lived intangible assets, amortization period	18 years
Tiffin Group | Minimum | Backlog
Business Acquisition [Line Items]
Finite-lived intangible assets, amortization period	5 months
Tiffin Group | Maximum | Dealer network
Business Acquisition [Line Items]
Finite-lived intangible assets, amortization period	20 years
Tiffin Group | Maximum | Backlog
Business Acquisition [Line Items]
Finite-lived intangible assets, amortization period	7 months