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Business Segments (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Aug. 31, 2019 USD ($)	May 25, 2019 USD ($)	Feb. 23, 2019 USD ($)	Nov. 24, 2018 USD ($)	Aug. 25, 2018 USD ($)	May 26, 2018 USD ($)	Feb. 24, 2018 USD ($)	Nov. 25, 2017 USD ($)	Aug. 31, 2019 USD ($) reportable_segments	Aug. 25, 2018 USD ($)	Aug. 26, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of Reportable Segments | reportable_segments									2
Net revenues	$ 530,396	$ 528,940	$ 432,690	$ 493,648	$ 536,188	$ 562,261	$ 468,359	$ 450,021	$ 1,985,674	$ 2,016,829	$ 1,547,119
Purchases of property and equipment									40,858	28,668	13,993
Assets	1,104,231				1,051,805				1,104,231	1,051,805
Net income	31,868	$ 36,171	$ 21,598	$ 22,161	29,790	$ 32,521	$ 22,088	$ 17,958	111,798	102,357	71,330
Interest expense									17,939	18,246	16,837
Provision for income taxes									27,111	40,283	37,269
Depreciation									13,682	9,849	7,315
Amortization of intangible assets									9,635	9,328	24,660
EBITDA									180,165	180,063	157,411
Postretirement health care benefit income									0	0	(24,796)
Restructuring charges, excluding depreciation									1,068	0	0
Transaction costs									0	2,177	6,592
Non-operating income									(1,581)	(494)	(330)
Adjusted EBITDA									179,652	181,746	138,877
Towable [Member]
Segment Reporting Information [Line Items]
Net revenues									1,197,327	1,127,723	685,197
Purchases of property and equipment									27,679	18,460	4,406
Assets	628,994				626,588				628,994	626,588
Adjusted EBITDA									163,677	157,010	89,734
Motorhome [Member]
Segment Reporting Information [Line Items]
Net revenues									706,927	860,675	853,360
Purchases of property and equipment									9,969	9,302	9,563
Assets	332,157				322,048				332,157	322,048
Adjusted EBITDA									27,455	35,508	56,518
Corporate All Other [Member]
Segment Reporting Information [Line Items]
Net revenues									81,420	28,431	8,562
Purchases of property and equipment									3,210	906	24
Assets	$ 143,080				$ 103,169				143,080	103,169
Adjusted EBITDA									$ (11,480)	$ (10,772)	$ (7,375)

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