Segment Information, Significant Customers and Geographic Information - Additional Information (Detail)
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3 Months Ended |
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Apr. 30, 2015
Segment
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Segment Reporting [Abstract] | |
Number of reportable segment | 1us-gaap_NumberOfReportableSegments |
X | ||||||||||
- Definition
Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. No definition available.
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X | ||||||||||
- Details
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