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Accumulated Other Comprehensive Loss (Tables) | 3 Months Ended
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Apr. 30, 2016
Equity [Abstract] |
Changes in Balance of Accumulated Other Comprehensive Loss | The changes in the balance of accumulated other comprehensive loss by component are as follows:
(In thousands) |  | Foreign Currency Translation Adjustments |  |  | Unrealized Holding Gain on Available for Sale Securities |  |  | Total |
Balance at January 31, 2016 |  | $ | (983 | ) |  | $ | 8 |  |  | $ | (975 | )
Other Comprehensive Income (Loss) |  |  | 327 |  |  |  | (2 | ) |  |  | 325 |
Balance at April 30, 2016 |  | $ | (656 | ) |  | $ | 6 |  |  | $ | (650 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 + Details
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