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Basic and Diluted (Loss) Earnings per Share from Continuing Operations (Detail) (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
Basic (loss) earnings per share:        
(Loss) income from continuing operations $ (22,142) $ 16,974 $ (58,588) $ 10,399
Less: income associated with participating securities   489   311
(Loss) income available for common stockholders (22,142) 16,485 (58,588) 10,088
Weighted average shares outstanding 69,106 68,424 68,963 64,878
Basic (loss) earnings per share - continuing operations $ (0.32) $ 0.24 $ (0.85) $ 0.16
Diluted (loss) earnings per share:        
(Loss) income from continuing operations (22,142) 16,974 (58,588) 10,399
Less: income associated with participating securities   482   306
(Loss) income available for common stockholders $ (22,142) $ 16,492 $ (58,588) $ 10,093
Weighted average shares outstanding 69,106 68,424 68,963 64,878
Effect of dilutive securities   1,018   1,130
Diluted weighted average shares outstanding 69,106 69,442 68,963 66,008
Diluted (loss) earnings per share - continuing operations $ (0.32) $ 0.24 $ (0.85) $ 0.15