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Goodwill and Other Intangible Assets, Net (Amortizing Intangible Assets) (Details) - USD ($) $ in Thousands | Dec. 28, 2018 | Dec. 29, 2017
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Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 955,635 | $ 966,988
Accumulated Amortization | (233,585) | (194,403)
Net Carrying Amount | 722,050 | 772,585
Trademarks and Trade Names [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Indefinite-lived Intangible Assets (Excluding Goodwill) | 90,288 | 90,288
Purchased Technology And Patents [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 241,726 | 243,679
Accumulated Amortization | (125,540) | (111,185)
Net Carrying Amount | 116,186 | 132,494
Customer Lists [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 710,406 | 718,649
Accumulated Amortization | (104,556) | (78,621)
Net Carrying Amount | 605,850 | 640,028
Other Intangible Assets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 3,503 | 4,660
Accumulated Amortization | (3,489) | (4,597)
Net Carrying Amount | $ 14 | $ 63

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