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Fair Value Measurements (Tables) | 12 Months Ended
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Jan. 31, 2017
Fair Value Disclosures [Abstract] |
Assets Measured at Fair Value on a Recurring Basis | Assets measured at fair value on a recurring basis are summarized below:
January 31, 2017 |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
(In thousands) |  |  |  |  |  |  |  |  |  |  |  |
Money market funds (included in cash and cash equivalents) |  | $ | 2 |  |  | $ | – |  |  | $ | – |  |  | $ | 2 |
State and municipal obligations (included in securities available for sale) |  |  | – |  |  |  | 6,723 |  |  |  | – |  |  |  | 6,723 |
Total |  | $ | 2 |  |  | $ | 6,723 |  |  | $ | – |  |  | $ | 6,725 |
January 31, 2016 |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
(In thousands) |  |  |  |  |  |  |  |  |  |  |  |
Money market funds (included in cash and cash equivalents) |  | $ | 4,340 |  |  | $ | – |  |  | $ | – |  |  | $ | 4,340 |
State and municipal obligations (included in securities available for sale) |  |  | – |  |  |  | 10,376 |  |  |  | – |  |  |  | 10,376 |
Total |  | $ | 4,340 |  |  | $ | 10,376 |  |  | $ | – |  |  | $ | 14,716 |

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- Definition Tabular disclosure of assets measured at fair value measured on a recurring or nonrecurring basis. Includes, but is not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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