Stock-Based Compensation (Details 4) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012
Summary of stock-based compensation
Stock-based compensation	$ 476	$ 998	$ 845	$ 1,992
Cost of sales [Member]
Summary of stock-based compensation
Stock-based compensation	72	69	122	135
Selling, general, and administrative expenses [Member]
Summary of stock-based compensation
Stock-based compensation	404	929	723	1,857
Stock Options [Member]
Summary of stock-based compensation
Stock-based compensation	73	595	122	880
Restricted and performance stock awards and units [Member]
Summary of stock-based compensation
Stock-based compensation	$ 403	$ 403	$ 723	$ 1,112

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration