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Segment Information - Long-lived Assets by Region (Details) - USD ($) $ in Thousands | Jan. 26, 2020 | Jan. 27, 2019
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Geographic Information And Concentration Of Risk [Line Items] |  |
Long-lived assets | $ 124,418 | $ 118,488
United States |  |
Geographic Information And Concentration Of Risk [Line Items] |  |
Long-lived assets | 54,357 | 46,285
Rest of North America [Member] |  |
Geographic Information And Concentration Of Risk [Line Items] |  |
Long-lived assets | 32,559 | 34,493
Europe |  |
Geographic Information And Concentration Of Risk [Line Items] |  |
Long-lived assets | 11,369 | 8,839
Asia and All Others |  |
Geographic Information And Concentration Of Risk [Line Items] |  |
Long-lived assets | $ 26,133 | $ 28,871

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- Definition Long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599 + Details
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