Business Segments - Operating Loss (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 31, 2015	Nov. 01, 2014	Oct. 31, 2015	Nov. 01, 2014
Segment Reporting [Abstract]
Reportable segments operating loss	$ (6,570)	$ (7,063)	$ (16,547)	$ (15,040)
Interest expense, net	680	478	1,853	1,603
Loss before income taxes	$ (7,250)	$ (7,541)	$ (18,400)	$ (16,643)

Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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