Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 29, 2020	Mar. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net loss	$ (78,948)	$ (4,633)
Basic Earnings Per Common Share (EPS), Shares	19,935,000	19,870,000
Basic EPS, Per Share Amount	$ (3.96)	$ (0.23)
Diluted EPS, Shares	19,935,000	19,976,000
Diluted EPS, Per Share Amount	$ (3.96)	$ (0.23)
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive options and RSUs, shares	417,932
RSU Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive options and RSUs, shares		901,098