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Transactions with Related Parties (Narrative) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 6 Months Ended
Jul. 02, 2021
Apr. 02, 2021
Mar. 27, 2020
Jul. 02, 2021
Related Party Transaction [Line Items]        
Total cost $ 8,603 $ 2,110 $ 1,006  
Director [Member]        
Related Party Transaction [Line Items]        
Repurchase of common stock       24
Total cost       $ 400
Purchase price per share       $ 16.05