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Income Taxes (Tables)
3 Months Ended
Mar. 28, 2020
Income Tax Disclosure [Abstract]  
Schedule of Income Tax Provision The following table summarizes the Corporation's income tax provision (dollars in thousands):
 
Three Months Ended
 
March 28,
2020
 
March 30,
2019
Income (loss) before income taxes
$
(25,539
)
 
$
1,566

Income taxes
$
(1,643
)
 
$
546

Effective tax rate
6.4
%
 
34.8
%