CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2022	Apr. 30, 2021	Apr. 30, 2022	Apr. 30, 2021
Income Statement [Abstract]
Net sales	$ 4,657,517	$ 3,459,264	$ 12,490,759	$ 8,724,412
Cost of products sold	3,850,072	2,953,984	10,352,616	7,425,403
Gross profit	807,445	505,280	2,138,143	1,299,009
Selling, general and administrative expenses	281,676	231,834	845,009	619,786
Amortization of intangible assets	40,725	30,480	117,288	87,110
Interest income	570	142	854	662
Interest expense	22,859	26,808	68,370	75,248
Other income (expense), net	(348)	16,379	13,172	25,430
Income before income taxes	462,407	232,679	1,121,502	542,957
Income tax provision	116,389	49,960	265,046	113,409
Net income	346,018	182,719	856,456	429,548
Less: Net (loss) attributable to non-controlling interests	(2,033)	(592)	(405)	(44)
Net income attributable to THOR Industries, Inc.	$ 348,051	$ 183,311	$ 856,861	$ 429,592
Weighted-average common shares outstanding:
Basic (in shares)	54,906,356	55,366,241	55,278,320	55,323,080
Diluted (in shares)	55,068,783	55,723,378	55,507,023	55,615,107
Earnings per common share:
Basic (in dollars per share)	$ 6.34	$ 3.31	$ 15.50	$ 7.77
Diluted (in dollars per share)	$ 6.32	$ 3.29	$ 15.44	$ 7.72
Comprehensive income:
Net income	$ 346,018	$ 182,719	$ 856,456	$ 429,548
Other comprehensive income (loss), net of tax
Foreign currency translation adjustment	(90,910)	(7,449)	(196,051)	33,691
Unrealized gain on derivatives, net of tax	3,620	2,929	8,104	8,612
Other (loss), net of tax	0	0	(372)	0
Total other comprehensive income (loss), net of tax	(87,290)	(4,520)	(188,319)	42,303
Total Comprehensive income	258,728	178,199	668,137	471,851
Less: Comprehensive income (loss) attributable to non-controlling interests	(2,417)	(647)	(1,494)	41
Comprehensive income attributable to THOR Industries, Inc.	$ 261,145	$ 178,846	$ 669,631	$ 471,810