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Basis of Presentation and General Information (Components of Other Intangible Assets, Included In Other Assets) (Details) - USD ($) $ in Thousands | Dec. 28, 2018 | Dec. 29, 2017
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Finite Lived Intangible Assets Net [Abstract] |  |
Gross carrying amount | $ 27,269 | $ 27,147
Accumulated amortization | (24,238) | (21,869)
Foreign currency translation adjustment | 59 | 245
Intangible Assets, net | $ 3,090 | $ 5,523

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