v3.21.1

BASIS OF PRESENTATION - Net Income per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Apr. 04, 2021	Mar. 29, 2020
Earnings Per Share [Abstract]
Net income	$ 799	$ 13,707
Weighted average shares outstanding - basic	9,208,000	9,121,000
Weighted average shares outstanding - diluted	9,501,000	9,202,000
Basic net income per common share	$ 0.09	$ 1.50
Earnings Per Share, Diluted	$ 0.08	$ 1.49
Anti-dilutive shares excluded from computation of diluted net income per share	24,000	228,197

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