INVESTMENTS - Debt and Equity Securities $ in Millions	Jul. 26, 2017 USD ($)
CostmethodInvestmentsRealizedGainLossAlternativeAbstract
Original Cost	$ 9.7

Original amount of cost-method investments at the acquisition date.

No definition available.

Name:	us-gaap_CostMethodInvestmentsOriginalCost
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant