BUSINESS SEGMENTS - Schedule of Segment Reporting Information by Segment (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2021
Segment Reporting Information [Line Items]
Net sales	$ 11,121,605	$ 16,312,525	$ 12,317,380
Income (loss) from continuing operations before income taxes, noncontrolling interest	499,353	1,459,864	844,581
Operating Segments
Segment Reporting Information [Line Items]
Net sales	10,553,945	15,529,045	12,091,398
Income (loss) from continuing operations before income taxes, noncontrolling interest	671,955	1,574,256	977,597
Operating Segments | Total North America
Segment Reporting Information [Line Items]
Net sales	7,516,798	12,641,592	8,891,319
Income (loss) from continuing operations before income taxes, noncontrolling interest	492,330	1,487,140	861,021
Operating Segments | North American Towable
Segment Reporting Information [Line Items]
Net sales	4,202,628	8,661,945	6,221,928
Income (loss) from continuing operations before income taxes, noncontrolling interest	237,123	1,050,536	658,964
Operating Segments | North American Motorized
Segment Reporting Information [Line Items]
Net sales	3,314,170	3,979,647	2,669,391
Income (loss) from continuing operations before income taxes, noncontrolling interest	255,207	436,604	202,057
Operating Segments | European
Segment Reporting Information [Line Items]
Net sales	3,037,147	2,887,453	3,200,079
Income (loss) from continuing operations before income taxes, noncontrolling interest	179,625	87,116	116,576
Other
Segment Reporting Information [Line Items]
Net sales	777,639	1,225,824	373,174
Income (loss) from continuing operations before income taxes, noncontrolling interest	36,965	110,798	57,674
Intercompany eliminations
Segment Reporting Information [Line Items]
Net sales	(209,979)	(442,344)	(147,192)
Corporate
Segment Reporting Information [Line Items]
Income (loss) from continuing operations before income taxes, noncontrolling interest	$ (209,567)	$ (225,190)	$ (190,690)