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Income Taxes (Tables)
9 Months Ended
Sep. 26, 2020
Income Tax Disclosure [Abstract]  
Reconciliation of total gross unrecognized tax benefits
December 28, 2019$90 
Tax positions related to current year:
Additions3 
Reductions 
Tax positions related to prior years:
Additions5 
Reductions(34)
Settlements(2)
Lapse in statute of limitations 
September 26, 2020$62