Business Segments Business Segments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	May 25, 2019 USD ($)	May 26, 2018 USD ($)	May 25, 2019 USD ($) reportable_segments	May 26, 2018 USD ($)	Aug. 25, 2018 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments | reportable_segments			2
Net revenues	$ 528,940	$ 562,261	$ 1,455,278	$ 1,480,641
Purchases of property and equipment	8,315	6,448	31,681	18,123
Assets	1,083,203		1,083,203		$ 1,051,805
Net income	36,171	32,521	79,930	72,567
Interest expense	4,446	4,172	13,293	13,871
Provision for income taxes	8,717	11,684	18,609	28,478
Depreciation	3,520	2,351	9,788	6,679
Amortization of intangible assets	2,278	1,933	7,204	5,921
EBITDA	55,132	52,661	128,824	127,516
Acquisition-related costs	0	800	0	850
Restructuring expenses	1,102	0	1,321	0
Non-operating income	(360)	(100)	(1,330)	(212)
Adjusted EBITDA	55,874	53,361	128,815	128,154
Motorhome [Member]
Segment Reporting Information [Line Items]
Net revenues	160,239	244,870	506,229	632,148
Purchases of property and equipment	2,543	2,643	7,933	7,383
Assets	336,334		336,334		322,048
Adjusted EBITDA	381	11,677	16,716	22,264
Towable [Member]
Segment Reporting Information [Line Items]
Net revenues	346,811	313,016	890,335	839,039
Purchases of property and equipment	4,810	3,805	21,335	10,740
Assets	637,371		637,371		626,588
Adjusted EBITDA	57,172	45,378	121,638	115,066
Corporate All Other [Member]
Segment Reporting Information [Line Items]
Net revenues	21,890	4,375	58,714	9,454
Purchases of property and equipment	962	0	2,413	0
Assets	109,498		109,498		$ 103,169
Adjusted EBITDA	$ (1,679)	$ (3,694)	$ (9,539)	$ (9,176)