Cash, Cash Equivalents and Restricted Cash (Details) - USD ($) $ in Thousands	Mar. 13, 2019	Aug. 29, 2018	Mar. 14, 2018	Aug. 30, 2017
Cash and Cash Equivalents [Abstract]
Cash and cash equivalents	$ 3,907	$ 3,722
Restricted cash and cash equivalents	10,832	0
Total cash and cash equivalents shown in the statement of cash flows	$ 14,739	$ 3,722	$ 1,605	$ 1,096

Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant