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Stock-Based Compensation (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 27, 2020
Jun. 29, 2019
Jun. 27, 2020
Jun. 29, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation cost $ 1,301 $ 1,620 $ 5,659 $ 4,072
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Fair value     0 6,211
Unrecognized compensation cost 1,835   $ 1,835  
Weighted-Average Remaining Service Period (years)     1 year 1 month 6 days  
Restricted stock units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Fair value     $ 5,852 361
Unrecognized compensation cost 2,045   $ 2,045  
Weighted-Average Remaining Service Period (years)     10 months 24 days  
Performance stock units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Fair value     $ 5,852 $ 0
Unrecognized compensation cost $ 953   $ 953  
Weighted-Average Remaining Service Period (years)     1 year 4 months 24 days