Business Segments - Schedule of Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Jul. 31, 2023
Segment Reporting Information [Line Items]
Net sales	$ 2,500,759	$ 3,108,084
Income (loss) from continuing operations before income taxes	72,582	179,271
Total assets	7,172,473		$ 7,260,830
Depreciation and amortization expense, total	67,278	66,993
Capital acquisitions	40,191	54,090
Operating segments
Segment Reporting Information [Line Items]
Net sales	2,364,814	2,945,627
Income (loss) from continuing operations before income taxes	115,068	228,972
Total assets	5,499,539		5,596,183
Depreciation and amortization expense, total	53,103	50,900
Capital acquisitions	29,165	49,158
Operating segments | North America
Segment Reporting Information [Line Items]
Net sales	1,656,613	2,441,325
Income (loss) from continuing operations before income taxes	86,301	235,440
Total assets	2,712,389		2,698,008
Depreciation and amortization expense, total	22,706	23,598
Capital acquisitions	14,405	40,238
Operating segments | North American Towable Recreational Vehicles | North America
Segment Reporting Information [Line Items]
Net sales	945,454	1,317,806
Income (loss) from continuing operations before income taxes	49,249	111,007
Total assets	1,442,405		1,429,899
Depreciation and amortization expense, total	13,764	15,437
Capital acquisitions	6,930	21,174
Operating segments | North American Motorized Recreational Vehicles | North America
Segment Reporting Information [Line Items]
Net sales	711,159	1,123,519
Income (loss) from continuing operations before income taxes	37,052	124,433
Total assets	1,269,984		1,268,109
Depreciation and amortization expense, total	8,942	8,161
Capital acquisitions	7,475	19,064
Operating segments | European Recreational Vehicles | European
Segment Reporting Information [Line Items]
Net sales	708,201	504,302
Income (loss) from continuing operations before income taxes	28,767	(6,468)
Total assets	2,787,150		2,898,175
Depreciation and amortization expense, total	30,397	27,302
Capital acquisitions	14,760	8,920
Operating segments | Recreational vehicles
Segment Reporting Information [Line Items]
Net sales	2,364,814	2,945,627
Operating segments | Recreational vehicles | North America
Segment Reporting Information [Line Items]
Net sales	1,656,613	2,441,325
Operating segments | Recreational vehicles | European
Segment Reporting Information [Line Items]
Net sales	708,201	504,302
Other, net
Segment Reporting Information [Line Items]
Net sales	198,921	232,648
Income (loss) from continuing operations before income taxes	9,476	4,745
Total assets	1,032,989		1,048,076
Depreciation and amortization expense, total	13,626	15,648
Capital acquisitions	8,291	4,812
Corporate
Segment Reporting Information [Line Items]
Income (loss) from continuing operations before income taxes	(51,962)	(54,446)
Total assets	639,945		$ 616,571
Depreciation and amortization expense, total	549	445
Capital acquisitions	2,735	120
Intercompany eliminations
Segment Reporting Information [Line Items]
Net sales	$ (62,976)	$ (70,191)