BUSINESS SEGMENTS - Schedule of Segment Reporting Information by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2022
Segment Reporting Information [Line Items]
NET SALES:	$ 10,043,408	$ 11,121,605	$ 16,312,525
INCOME (LOSS) BEFORE INCOME TAXES:	348,844	499,353	1,459,864
Operating Segments
Segment Reporting Information [Line Items]
NET SALES:	9,490,501	10,553,945	15,529,045
INCOME (LOSS) BEFORE INCOME TAXES:	527,105	671,955	1,574,256
Operating Segments | Total North America
Segment Reporting Information [Line Items]
NET SALES:	6,125,521	7,516,798	12,641,592
INCOME (LOSS) BEFORE INCOME TAXES:	295,728	492,330	1,487,140
Operating Segments | North American Towable
Segment Reporting Information [Line Items]
NET SALES:	3,679,671	4,202,628	8,661,945
INCOME (LOSS) BEFORE INCOME TAXES:	169,232	237,123	1,050,536
Operating Segments | North American Motorized
Segment Reporting Information [Line Items]
NET SALES:	2,445,850	3,314,170	3,979,647
INCOME (LOSS) BEFORE INCOME TAXES:	126,496	255,207	436,604
Operating Segments | European
Segment Reporting Information [Line Items]
NET SALES:	3,364,980	3,037,147	2,887,453
INCOME (LOSS) BEFORE INCOME TAXES:	231,377	179,625	87,116
Other
Segment Reporting Information [Line Items]
NET SALES:	781,927	777,639	1,225,824
INCOME (LOSS) BEFORE INCOME TAXES:	45,299	36,965	110,798
Intercompany eliminations
Segment Reporting Information [Line Items]
NET SALES:	(229,020)	(209,979)	(442,344)
Corporate
Segment Reporting Information [Line Items]
INCOME (LOSS) BEFORE INCOME TAXES:	$ (223,560)	$ (209,567)	$ (225,190)