DEBT Senior secured credit facility revolver borrowings (Details) $ in Millions	12 Months Ended
Jan. 29, 2017 USD ($)
2016 Facilities [Member]
Short-term Debt [Line Items]
Line of credit facility, maximum amount outstanding during period	$ 15.3

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_ShortTermDebtLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration