Business Segments - Schedule of Segment Reporting Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2025	Jan. 31, 2024
Segment Reporting Information [Line Items]
NET SALES:	$ 2,018,107	$ 2,207,369	$ 4,160,891	$ 4,708,128
INCOME (LOSS) BEFORE INCOME TAXES:	(1,600)	6,894	(2,756)	79,476
Operating Segments
Segment Reporting Information [Line Items]
NET SALES:	1,887,029	2,083,686	3,895,918	4,448,500
INCOME (LOSS) BEFORE INCOME TAXES:	34,660	65,178	91,739	180,246
Operating Segments | Total North America
Segment Reporting Information [Line Items]
NET SALES:	1,274,564	1,301,392	2,678,550	2,958,005
INCOME (LOSS) BEFORE INCOME TAXES:	32,450	27,121	88,352	113,422
Operating Segments | North American Towable
Segment Reporting Information [Line Items]
NET SALES:	828,266	730,968	1,727,044	1,676,422
INCOME (LOSS) BEFORE INCOME TAXES:	28,152	661	74,973	49,910
Operating Segments | North American Motorized
Segment Reporting Information [Line Items]
NET SALES:	446,298	570,424	951,506	1,281,583
INCOME (LOSS) BEFORE INCOME TAXES:	4,298	26,460	13,379	63,512
Operating Segments | European
Segment Reporting Information [Line Items]
NET SALES:	612,465	782,294	1,217,368	1,490,495
INCOME (LOSS) BEFORE INCOME TAXES:	2,210	38,057	3,387	66,824
Other
Segment Reporting Information [Line Items]
NET SALES:	185,653	166,534	379,164	365,455
INCOME (LOSS) BEFORE INCOME TAXES:	8,268	7,343	13,042	16,819
Intercompany eliminations
Segment Reporting Information [Line Items]
NET SALES:	(54,575)	(42,851)	(114,191)	(105,827)
Corporate
Segment Reporting Information [Line Items]
INCOME (LOSS) BEFORE INCOME TAXES:	$ (44,528)	$ (65,627)	$ (107,537)	$ (117,589)