Segment Information, Significant Customers and Geographic Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Parenthetical) (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Oct. 31, 2014
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Oct. 31, 2013
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Oct. 31, 2014
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Oct. 31, 2013
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Segment Reporting Information [Line Items] | ||||
Total revenues | $ 29,970 | $ 37,771 | $ 84,156 | $ 110,703 |
United States Revenue [Member]
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Segment Reporting Information [Line Items] | ||||
Total revenues | $ 14,608 | $ 18,461 | $ 46,055 | $ 54,099 |
United States Revenue [Member] | Sales [Member]
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Segment Reporting Information [Line Items] | ||||
% of total revenues | 48.70% | 48.90% | 54.70% | 48.90% |
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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