RETIREMENT SAVINGS PLANS (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Jan. 03, 2021 |
Dec. 29, 2019 |
|
| Retirement Savings Plans Detail [Abstract] | ||
| Employer contribution rate, percent of employee contributions | 25.00% | 25.00% |
| Employee contribution rate, maximum percentage of employee earnings subject to employer matching | 4.00% | 4.00% |
| Employee contributions | $ 787 | $ 570 |
| Employer match | $ 139 | $ 113 |
| Non-Qualified Deferred Compensation Plan | ||
| Employer contribution rate, percent of employee contributions | 25.00% | 25.00% |
| Employee contribution rate, maximum percentage of employee earnings subject to employer matching | 4.00% | 4.00% |
| Declared interest rate | 6.00% | 6.00% |
| Employee contributions | $ 53 | $ 47 |
| Employer match and interest | 23 | 6 |
| Distributions | $ 29 | $ 32 |