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Securities Available for Sale (Tables) | 12 Months Ended
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Jan. 31, 2019
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, 2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
State and Municipal Obligations |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
January 31, 2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
State and Municipal Obligations |  | $ | 1,513 |  |  | $ | — |  |  | $ | (2 | ) |  | $ | 1,511 |
Contractual Maturity Dates of Securities | The contractual maturity dates of these securities are as follows:
|  | January 31 |
|  | 2019 |  |  | 2018 |
(In thousands) |  |  |  |  |  |
Less than one year |  | $ | — |  |  | $ | 1,096 |
One to two years |  |  | — |  |  |  | 415 |
|  | $ | — |  |  | $ | 1,511 |

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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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