REVENUE RECOGNITION (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022
Disaggregation of Revenue [Line Items]
NET SALES:	$ 10,043,408	$ 11,121,605	$ 16,312,525
Operating Segments
Disaggregation of Revenue [Line Items]
NET SALES:	9,490,501	10,553,945	15,529,045
Operating Segments | Total North America
Disaggregation of Revenue [Line Items]
NET SALES:	6,125,521	7,516,798	12,641,592
Operating Segments | North American Towable
Disaggregation of Revenue [Line Items]
NET SALES:	3,679,671	4,202,628	8,661,945
Operating Segments | North American Motorized
Disaggregation of Revenue [Line Items]
NET SALES:	2,445,850	3,314,170	3,979,647
Operating Segments | European
Disaggregation of Revenue [Line Items]
NET SALES:	3,364,980	3,037,147	2,887,453
Operating Segments | Travel Trailers and Other | North American Towable
Disaggregation of Revenue [Line Items]
NET SALES:	2,395,246	2,587,686	5,430,526
Operating Segments | Fifth Wheels | North American Towable
Disaggregation of Revenue [Line Items]
NET SALES:	1,284,425	1,614,942	3,231,419
Operating Segments | Class A | North American Motorized
Disaggregation of Revenue [Line Items]
NET SALES:	776,836	1,066,617	1,779,295
Operating Segments | Class C | North American Motorized
Disaggregation of Revenue [Line Items]
NET SALES:	1,162,140	1,536,398	1,408,470
Operating Segments | Class B | North American Motorized
Disaggregation of Revenue [Line Items]
NET SALES:	506,874	711,155	791,882
Operating Segments | Motorcaravan | European
Disaggregation of Revenue [Line Items]
NET SALES:	1,747,291	1,409,137	1,457,226
Operating Segments | Campervan | European
Disaggregation of Revenue [Line Items]
NET SALES:	1,064,293	987,623	750,310
Operating Segments | Caravan | European
Disaggregation of Revenue [Line Items]
NET SALES:	235,928	358,415	365,902
Operating Segments | Other RV-related | European
Disaggregation of Revenue [Line Items]
NET SALES:	317,468	281,972	314,015
Other
Disaggregation of Revenue [Line Items]
NET SALES:	781,927	777,639	1,225,824
Intercompany eliminations
Disaggregation of Revenue [Line Items]
NET SALES:	$ (229,020)	$ (209,979)	$ (442,344)