ACCOUNTING POLICIES (Details)	3 Months Ended	6 Months Ended
Aug. 13, 2016	Aug. 15, 2015	Aug. 13, 2016	Aug. 15, 2015
Basis of Presentation and Principles of Consolidation
Length of fiscal period	84 days	84 days	196 days	196 days

Duration of a fiscal period, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter.

No definition available.

Name:	us-gaap_FiscalPeriodDuration
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration