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Income Taxes (Tables)
9 Months Ended
Sep. 26, 2020
Income Tax Disclosure [Abstract]  
Schedule of effective income tax rate reconciliation

The effective tax rates were as follows:
Three Months Ended
 
Nine Months Ended
September 26,
2020
 
September 28,
2019
 
September 26,
2020
 
September 28,
2019
(21.1
)%
 
5.2
%
 
78.9
%
 
19.6
%