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Income Taxes Classification of Deferred Tax Assets and Liabilities (Details) (USD $)
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Jan. 28, 2012
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Jan. 29, 2011
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|---|---|---|
| Income Taxes [Abstract] | ||
| Current deferred taxes | $ 7,486,000 | $ 14,115,000 |
| Non-current deferred taxes | 12,462,000 | 5,513,000 |
| Net deferred tax assets/(liabilities) | 19,948,000 | 19,628,000 |
| Operating Loss Carryforwards, Valuation Allowance | 100,000 | 100,000 |
| Deferred Tax Assets, Valuation Allowance, Noncurrent | $ 200,000 |