Supplemental Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 29, 2016	Jul. 31, 2015	Jul. 29, 2016	Jul. 31, 2015
Related Party Transaction
Operating Income (Loss)	$ 2,712	$ 17,918	$ (774)	$ 26,413
Other Operating Income (Expense), Net	$ (60)	$ 2,359	$ (46)	$ 2,357

The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations.

No definition available.

Name:	us-gaap_OtherOperatingIncomeExpenseNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration