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Stock-Based Compensation (Deferred Compensation) (Details) - USD ($)
$ in Thousands
Dec. 28, 2019
Dec. 29, 2018
Share-based Payment Arrangement [Abstract]    
Current maturities of other long-term obligations $ 850 $ 2,356
Other long-term liabilities 9,740 8,729
Total deferred compensation 10,590 11,085
Total fair-market value of deferred compensation $ 7,503 $ 7,857