INTANGIBLE ASSETS AND GOODWILL - Summary of Components of Net Balance (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2020
Goodwill [Line Items]
Goodwill	$ 1,831,552	$ 1,590,656
Accumulated impairment charges	(27,401)	(27,401)
Net balance	1,804,151	1,563,255	$ 1,476,541
Other
Goodwill [Line Items]
Goodwill	511,918	122,708
Accumulated impairment charges	0	0
Net balance	511,918	122,708	104,826
North American Towables | Operating Segments
Goodwill [Line Items]
Goodwill	355,124	355,124
Accumulated impairment charges	(10,149)	(10,149)
Net balance	344,975	344,975	333,786
North American Motorized | Operating Segments
Goodwill [Line Items]
Goodwill	71,127	71,127
Accumulated impairment charges	(17,252)	(17,252)
Net balance	53,875	53,875	0
European | Operating Segments
Goodwill [Line Items]
Goodwill	893,383	1,041,697
Accumulated impairment charges	0	0
Net balance	$ 893,383	$ 1,041,697	$ 1,037,929