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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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STOCK-BASED COMPENSATION (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
STOCK-BASED COMPENSATION (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Jul. 01, 2018	Jun. 30, 2019	Jul. 01, 2018
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Number of Shares Available for Grant	132,713		132,713
Allocated Share-based Compensation Expense	$ 140	$ 120	$ 223	$ 167
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition			3 years 3 months 18 days
Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Anti-dilutive Securities Excluded From Computation Of Earnings Per Share Amount			193,000	430,000
Allocated Share-based Compensation Expense	81	$ 120	$ 141	$ 167
Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized	1,200		1,200
Restricted Stock [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Allocated Share-based Compensation Expense	$ 59		$ 82
Employees and Directors \| Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period			10 years
Employees and Directors \| Minimum \| Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period			2 years
Employees and Directors \| Maximum \| Stock Option [Member]
Share-based Compensation Arrangement By Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period			5 years