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Securities Available for Sale (Tables) | 12 Months Ended
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Jan. 31, 2017
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:
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |
(In thousands) |  |  |  |  |  |  |  |  |  |  |  |
January 31, 2017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
State and Municipal Obligations |  | $ | 6,732 |  |  | $ | — |  |  | $ | (9 | ) |  | $ | 6,723 |
January 31, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
State and Municipal Obligations |  | $ | 10,363 |  |  | $ | 15 |  |  | $ | (2 | ) |  | $ | 10,376 |
Contractual Maturity Dates of Securities | The contractual maturity dates of these securities are as follows:
|  | January 31 |
|  | 2017 |  |  | 2016 |
(In thousands) |  |  |  |  |  |
Less than one year |  | $ | 3,563 |  |  | $ | 3,833 |
One to two years |  |  | 3,160 |  |  |  | 6,543 |
|  | $ | 6,723 |  |  | $ | 10,376 |

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- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
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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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