Net Income (Loss) Per Share (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	9 Months Ended
Oct. 29, 2011	Oct. 30, 2010	Oct. 29, 2011	Oct. 30, 2010
Earnings Per Share [Abstract]
Basic weighted average common shares outstanding	116,890	115,794	116,603	115,832
Dilutive effect of SARs, stock options, and awards	0	0	1,167	0
Diluted weighted average common shares and equivalents outstanding	116,890	115,794	117,770	115,832
Net income/(loss) used to determine basic and diluted net income per share	$ (12,990)	$ (18,810)	$ 11,137	$ (23,557)
Stock options and SARs with weighted average exercise price greater than market price, excluded from computation of diluted net income per share: [Abstract]
Number of shares	0	0	3,667	0
Weighted average exercise price per share anti-dilutive SARS/options			$ 4.62
Senior Convertible Notes conversion price per share (in dollars per share)	$ 15.379		$ 15.379
Common stock price per share threshold to include the dilutive effect of additional potential shares that may be issued related to the warrants (in dollars per share)	$ 21.607		$ 21.607

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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