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Fair Value of Financial Instruments (Details 1) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 28, 2019 | Dec. 29, 2018
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] |  |
Beginning Balance | $ 18,960 | $ 33,882
Change in estimated fair value | 652 | 391
Accretion in value |  | 1,091
Payment on liability | (18,747) | (17,342)
Ending Balance | 828 | 18,960
Currency remeasurement | $ (37) |
Faster S.r.l [Member] |  |
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] |  |
Contingent consideration incurred in connection with Faster acquisition |  | $ 938

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- Definition Fair value measurement with unobservable inputs reconciliation recurring basis liability change in estimated fair value. + References No definition available. + Details
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- Definition Fair value measurement with unobservable inputs reconciliation recurring basis liability contingent consideration incurred. + References No definition available. + Details
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- Definition Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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