Business Segments - Schedule of Segment Reporting Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2025	Oct. 31, 2024
Segment Reporting Information [Line Items]
NET SALES:	$ 2,389,123	$ 2,142,784
COST OF PRODUCTS SOLD:	2,068,149	1,861,342
GROSS PROFIT:	320,974	281,442
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	254,030	240,197
AMORTIZATION EXPENSE:	27,928	29,822
INTEREST EXPENSE (INCOME), NET:	9,017	15,228
OTHER EXPENSE (INCOME), NET:	(2,489)	(2,649)
INCOME (LOSS) BEFORE INCOME TAXES:	32,488	(1,156)
Operating Segments
Segment Reporting Information [Line Items]
NET SALES:	2,213,665	2,008,889
COST OF PRODUCTS SOLD:	1,945,234	1,761,077
GROSS PROFIT:	268,431	247,812
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	191,917	174,397
AMORTIZATION EXPENSE:	19,350	20,382
INTEREST EXPENSE (INCOME), NET:	553	1,323
OTHER EXPENSE (INCOME), NET:	3,629	(5,369)
INCOME (LOSS) BEFORE INCOME TAXES:	52,982	57,079
Operating Segments | Total North America
Segment Reporting Information [Line Items]
NET SALES:	1,558,186	1,403,986
COST OF PRODUCTS SOLD:	1,367,569	1,248,822
GROSS PROFIT:	190,617	155,164
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	99,936	94,670
AMORTIZATION EXPENSE:	7,286	8,176
INTEREST EXPENSE (INCOME), NET:	(4)	(6)
OTHER EXPENSE (INCOME), NET:	3,779	(3,578)
INCOME (LOSS) BEFORE INCOME TAXES:	79,620	55,902
Operating Segments | North American Towable
Segment Reporting Information [Line Items]
NET SALES:	897,090	898,778
COST OF PRODUCTS SOLD:	778,095	786,341
GROSS PROFIT:	118,995	112,437
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	64,358	64,303
AMORTIZATION EXPENSE:	4,077	4,519
INTEREST EXPENSE (INCOME), NET:	(3)	(3)
OTHER EXPENSE (INCOME), NET:	4,092	(3,203)
INCOME (LOSS) BEFORE INCOME TAXES:	46,471	46,821
Operating Segments | North American Motorized
Segment Reporting Information [Line Items]
NET SALES:	661,096	505,208
COST OF PRODUCTS SOLD:	589,474	462,481
GROSS PROFIT:	71,622	42,727
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	35,578	30,367
AMORTIZATION EXPENSE:	3,209	3,657
INTEREST EXPENSE (INCOME), NET:	(1)	(3)
OTHER EXPENSE (INCOME), NET:	(313)	(375)
INCOME (LOSS) BEFORE INCOME TAXES:	33,149	9,081
Operating Segments | European
Segment Reporting Information [Line Items]
NET SALES:	655,479	604,903
COST OF PRODUCTS SOLD:	577,665	512,255
GROSS PROFIT:	77,814	92,648
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	91,981	79,727
AMORTIZATION EXPENSE:	12,064	12,206
INTEREST EXPENSE (INCOME), NET:	557	1,329
OTHER EXPENSE (INCOME), NET:	(150)	(1,791)
INCOME (LOSS) BEFORE INCOME TAXES:	(26,638)	1,177
Other
Segment Reporting Information [Line Items]
NET SALES:	259,056	193,511
COST OF PRODUCTS SOLD:	205,680	159,758
GROSS PROFIT:	52,543	33,630
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	21,808	19,474
AMORTIZATION EXPENSE:	8,578	9,254
INTEREST EXPENSE (INCOME), NET:	44	65
OTHER EXPENSE (INCOME), NET:	(593)	63
INCOME (LOSS) BEFORE INCOME TAXES:	22,706	4,774
Intercompany eliminations
Segment Reporting Information [Line Items]
NET SALES:	(83,598)	(59,616)
COST OF PRODUCTS SOLD:	(82,765)	(59,493)
Corporate
Segment Reporting Information [Line Items]
SELLING, GENERAL AND ADMINISTRATIVE EXPENSE:	40,305	46,326
AMORTIZATION EXPENSE:	0	186
INTEREST EXPENSE (INCOME), NET:	8,420	13,840
OTHER EXPENSE (INCOME), NET:	(5,525)	2,657
INCOME (LOSS) BEFORE INCOME TAXES:	$ (43,200)	$ (63,009)