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Income Taxes (Components of Income (Loss) Before Income Taxes from Continuing Operations) (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 01, 2021
Dec. 27, 2019
Dec. 28, 2018
Income Tax Disclosure [Abstract]      
Domestic $ 10,046 $ 33,072 $ 26,040
Foreign (1,530) (2,045) 6,896
Income from continuing operations before income taxes $ 8,516 $ 31,027 $ 32,936