Contingent Liabilities and Commitments - Repurchase Commitments (Details) - USD ($) $ in Thousands	12 Months Ended
Aug. 28, 2021	Aug. 29, 2020
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Repurchase agreement term	24 months
Percentage of dealer invoice that liability cannot exceed	100.00%
Accrued loss on repurchases	$ 923	$ 980
Obligation to Repurchase from Dealers
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Contingent liability on repurchase agreements	$ 552,112	$ 798,906

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
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-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124440162&loc=d3e12021-110248

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant