Goodwill and Intangible Assets - Schedule of Amortization Expense of Intangible Assets in Cost of Revenue and Operating Expense (Detail) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
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Jul. 31, 2019 |
Jul. 31, 2018 |
Jul. 31, 2019 |
Jul. 31, 2018 |
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Goodwill And Intangible Assets [Line Items] | ||||
Amortization expense | $ 300 | $ 411 | $ 598 | $ 815 |
Cost of Revenue [Member] | ||||
Goodwill And Intangible Assets [Line Items] | ||||
Amortization expense | 178 | 356 | ||
Selling and Marketing [Member] | ||||
Goodwill And Intangible Assets [Line Items] | ||||
Amortization expense | 185 | 149 | 370 | 294 |
Research and Development [Member] | ||||
Goodwill And Intangible Assets [Line Items] | ||||
Amortization expense | $ 115 | $ 84 | $ 228 | $ 165 |
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- Definition Goodwill And Intangible Assets [Line Items] No definition available.
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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