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Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands | Sep. 28, 2019 | Dec. 29, 2018
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Finite Lived Intangible Assets [Line Items] |  |
Intangible assets, net | $ 18,193 | $ 20,988
Patent |  |
Finite Lived Intangible Assets [Line Items] |  |
Intangible assets, net | 19 | 19
Patent | GeoTraq Inc. |  |
Finite Lived Intangible Assets [Line Items] |  |
Intangible assets, net | $ 18,174 | $ 20,969

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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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