Goodwill and Intangible Assets Schedule of Intangible Assets (Details) - USD ($) $ in Thousands	9 Months Ended
	May 25, 2019	Aug. 25, 2018
Schedule of Intangible Assets [Line Items]
Other intangible assets, gross	$ 299,705	$ 299,705
Accumulated amortization	41,192	33,988
Other intangible assets, net	$ 258,513	265,717
Finite-Lived Intangible Assets, Remaining Amortization Period	11 years
Trade names
Schedule of Intangible Assets [Line Items]
Other intangible assets, gross	$ 177,250	177,250
Dealer networks
Schedule of Intangible Assets [Line Items]
Other intangible assets, gross	95,581	95,581
Accumulated amortization	$ 18,216	12,328
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	12 years 2 months
Backlog
Schedule of Intangible Assets [Line Items]
Other intangible assets, gross	$ 19,527	19,527
Accumulated amortization	$ 19,527	19,135
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	6 months
Non-compete agreements
Schedule of Intangible Assets [Line Items]
Other intangible assets, gross	$ 5,347	5,347
Accumulated amortization	$ 2,824	2,084
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	4 years 1 month
Leasehold interest-favorable
Schedule of Intangible Assets [Line Items]
Other intangible assets, gross	$ 2,000	2,000
Accumulated amortization	$ 625	$ 441
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	8 years 1 month