Capital Stock - Narratives (Details) - USD ($) $ in Millions	Apr. 27, 2019	Aug. 29, 2018
Stockholders' Equity Note [Abstract]
Shares repurchased value		$ 150.0
Remaining authorized shares for repurchases	$ 150.0

Amount remaining of a stock repurchase plan authorized.

No definition available.

Name:	us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant