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Income Taxes (Components of Income (Loss) Before Income Taxes from Continuing Operations) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 28, 2018
Dec. 29, 2017
Dec. 30, 2016
Income Tax Disclosure [Abstract]      
Domestic $ 26,040 $ 22,038 $ 28,611
Foreign 6,896 6,082 4,519
Income from continuing operations before income taxes $ 32,936 $ 28,120 $ 33,130