Goodwill and Intangible Assets - Additional Information (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||
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Jan. 31, 2016 |
Jan. 31, 2016 |
Jan. 31, 2015 |
Jan. 31, 2014 |
Feb. 02, 2015 |
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Goodwill And Intangible Assets [Line Items] | |||||
Goodwill | $ 40,175 | $ 40,175 | $ 41,008 | $ 45,150 | |
Goodwill, Impairment charges | $ 0 | 15,787 | |||
Amortization of intangible assets | 4,800 | $ 5,200 | $ 4,600 | ||
Timeline Labs [Member] | |||||
Goodwill And Intangible Assets [Line Items] | |||||
Goodwill | $ 15,787 | ||||
Goodwill, Impairment charges | $ 15,800 |
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- Definition Amortization expense charged to cost of product revenue and operating expense. No definition available.
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- Definition Goodwill And Intangible Assets [Line Items] No definition available.
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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