CONDENSED CONSOLIDATED STATEMENTS OF INCOME AND COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2023	Jan. 31, 2022
Income Statement [Abstract]
Net sales	$ 2,346,635	$ 3,875,018	$ 5,454,719	$ 7,833,242
Cost of products sold	2,063,700	3,199,744	4,685,308	6,502,544
Gross profit	282,935	675,274	769,411	1,330,698
Selling, general and administrative expenses	208,743	267,450	450,367	563,333
Amortization of intangible assets	35,199	43,349	70,418	76,563
Interest expense, net	25,633	24,507	48,440	45,227
Other income, net	19,358	6,285	11,803	13,520
Income before income taxes	32,718	346,253	211,989	659,095
Income tax provision	6,912	80,618	48,760	148,657
Net income	25,806	265,635	163,229	510,438
Less: Net income (loss) attributable to non-controlling interests	(1,274)	(933)	(36)	1,628
Net income attributable to THOR Industries, Inc.	$ 27,080	$ 266,568	$ 163,265	$ 508,810
Weighted-average common shares outstanding:
Basic (in shares)	53,518,878	55,493,622	53,587,646	55,458,238
Diluted (in shares)	53,810,910	55,649,445	53,869,830	55,720,079
Earnings per common share:
Basic (in dollars per share)	$ 0.51	$ 4.80	$ 3.05	$ 9.17
Diluted (in dollars per share)	$ 0.50	$ 4.79	$ 3.03	$ 9.13
Comprehensive income:
Net income	$ 25,806	$ 265,635	$ 163,229	$ 510,438
Other comprehensive income (loss), net of tax
Foreign currency translation adjustment	128,377	(69,974)	85,048	(105,141)
Unrealized gain (loss) on derivatives, net of tax	(661)	2,129	143	4,484
Other (loss), net of tax	(39)	(372)	(39)	(372)
Total other comprehensive income (loss), net of tax	127,677	(68,217)	85,152	(101,029)
Total Comprehensive income	153,483	197,418	248,381	409,409
Less: Comprehensive income (loss) attributable to non-controlling interests	(1,249)	(1,478)	(445)	923
Comprehensive income attributable to THOR Industries, Inc.	$ 154,732	$ 198,896	$ 248,826	$ 408,486