Summary of significant accounting policies – Goodwill and other intangible assets (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Nov. 03, 2018 |
Nov. 03, 2018 |
Feb. 03, 2018 |
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| Goodwill and Intangible Assets | |||
| Goodwill | $ 9,084 | $ 9,084 | $ 0 |
| Acquisition of technology companies | |||
| Goodwill and Intangible Assets | |||
| Goodwill recognized related to acquisitions | 9,084 | 9,084 | |
| Intangibles recognized related to acquisitions | $ 7,066 | $ 7,066 |
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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Details
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