Annual report pursuant to section 13 and 15(d)

Quarterly Results Of Operations (Unaudited) (Details Textual)

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Quarterly Results Of Operations (Unaudited) (Details Textual) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Jan. 28, 2012
Oct. 29, 2011
Jul. 30, 2011
Jan. 29, 2011
Oct. 30, 2010
Jul. 31, 2010
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Quarterly Results of Operations (Textual) [Abstract]                  
Pretax non-cash asset impairment charges $ 300 $ 700 $ 1,000 $ 2,500 $ 3,200 $ 200 $ 2,042 $ 5,854 $ 19,473