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Employee Benefit Plans (Tables) | 12 Months Ended
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Jan. 31, 2015
Employee Benefit Plans [Abstract] |
Schedule of Stock Based Compensation Expense for Stock Purchase Plan | The following table summarizes information regarding stock-based compensation expense recognized for the Stock Purchase Plan:
(In thousands) |  | 2014 |  |  | 2013 |  |  | 2012
Stock-based compensation expense before the recognized income tax benefit (1) |  | $ | 37 |  |  |  | $ | 37 |  |  |  | $ | 36 |
Income tax benefit |  | $ | 14 |  |  |  | $ | 14 |  |  |  | $ | 14 |
(1) Amounts are representative of the 15% discount employees are provided for purchases under the Stock Purchase Plan.

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- Definition Tabular disclosure of the changes in other outstanding share-based compensation awards other than stock options or nonvested awards. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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