FEDERAL AND STATE INCOME TAXES (Details Narrative) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
FEDERAL AND STATE INCOME TAXES (Details Narrative)
Income tax expense	$ 23	$ 36	$ 46	$ 58
Effective income tax rate	0.50%	34.60%	1.10%	4.70%
Threshold for uncertain tax positions tax benefits description			The Company applies a more likely than not recognition threshold for all tax uncertainties. The FASB guidance for uncertain tax positions only allows the recognition of those tax benefits, based on their technical merits that are greater than 50 percent likelihood of being sustained upon examination by the taxing authorities.