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Securities Available for Sale (Tables) | 6 Months Ended
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Aug. 02, 2014
Investments Debt And Equity Securities [Abstract] |
Fair Value, Amortized Cost and Gross Unrealized Gains and Losses of the Securities | The fair value, amortized cost and gross unrealized gains and losses of the securities are as follows:
(In thousands) August 2, 2014 |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
State and Municipal Obligations |  | $ | 14,774 |  |  | $ | 34 |  |  | $ | — |  |  | $ | 14,808 |
January 31, 2014 |  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
State and Municipal Obligations |  | $ | 18,729 |  |  | $ | 37 |  |  | $ | — |  |  | $ | 18,766 |

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- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
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