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Income Taxes - Components of Income Before Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Dec. 31, 2016
Income Tax Disclosure [Abstract]      
Domestic $ (397) $ 2,797 $ 6,196
Foreign 79,925 54,856 38,353
Total income from continuing operations before provision for income taxes $ 79,528 $ 57,653 $ 44,549