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Summary of Significant Accounting Policies (Details) $ / shares in Units, $ in Thousands, shares in Millions		3 Months Ended	12 Months Ended
	Sep. 16, 2019 USD ($) shares	Nov. 30, 2019 USD ($) $ / shares	Aug. 31, 2019 USD ($) reportable_segments	Aug. 25, 2018 USD ($)	Aug. 26, 2017 USD ($)	Sep. 01, 2019 USD ($)
New Accounting Pronouncements and Subsequent Events [Line Items]
Dividends, Common Stock, Cash			$ 13,728	$ 12,738	$ 12,738
Number of Reportable Segments | reportable_segments			2
Insurance policy limit			$ 50,000
Self insurance reserve for product liability, per occurance			1,000
Self insurance reserve for product liability, aggregate per policy year			2,000
Self-insurance policy health, occurrence			$ 200
Self-insurance policy health, aggregate			125.00%
Advertising expense			$ 8,300	$ 7,400	$ 5,700
Subsequent Event [Member]
New Accounting Pronouncements and Subsequent Events [Line Items]
Dividends paid per common share | $ / shares		$ 0.11
Dividends, Common Stock, Cash		$ 3,500
Operating Lease, Liability						$ 34,000
Subsequent Event [Member] | Newmar [Member] [Member]
New Accounting Pronouncements and Subsequent Events [Line Items]
Business Combination, Consideration Transferred	$ 344,000
Payments to Acquire Businesses, Gross	$ 270,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares	2.0
business combination termination fee	$ 5,000
Business Combination, Consideration Transferred, Liabilities Incurred	$ 290,000

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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