Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

No definition available.

Name:	us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Revenue Recognition - Additional Information (Detail) - USD ($) $ in Thousands	Aug. 26, 2018	Aug. 25, 2018
Revenue From Contract With Customer [Line Items]
An increase of retained deficit		$ (6,773)
Accounting Standards Update 2014-09 [Member]
Revenue From Contract With Customer [Line Items]
An increase of retained deficit	$ 6,800