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Summary of Acquisition Related Finite-lived Intangibles and Estimated Lives (Detail) - USD ($) $ in Thousands | Jan. 02, 2019 | Nov. 01, 2018
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Thursby Software Systems |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets |  | $ 2,400
Thursby Software Systems | Trademarks |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets |  | $ 200
Estimated Useful Life (in Years) |  | 5 years
Thursby Software Systems | Customer Relationships |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets |  | $ 1,500
Estimated Useful Life (in Years) |  | 10 years
Thursby Software Systems | Developed Technology |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets |  | $ 700
Estimated Useful Life (in Years) |  | 10 years
Viscount Systems, Inc. |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets | $ 1,670 |
Viscount Systems, Inc. | Trademarks |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets | $ 160 |
Estimated Useful Life (in Years) | 5 years |
Viscount Systems, Inc. | Customer Relationships |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets | $ 710 |
Estimated Useful Life (in Years) | 10 years |
Viscount Systems, Inc. | Developed Technology |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Purchased Intangible Assets | $ 800 |
Estimated Useful Life (in Years) | 10 years |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=116868840&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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