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Stock-Based Compensation (Detail) (Restricted Stock [Member], USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
|---|---|---|
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Apr. 28, 2012
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Apr. 30, 2011
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Restricted Stock [Member]
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Stock-based compensation expense, before tax | $ 2,138 | $ 1,621 |
| Stock-based compensation expense, after tax | $ 1,347 | $ 1,021 |