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SHARE-BASED COMPENSATION (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Mar. 28, 2021
Mar. 29, 2020
Dec. 27, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options converted 600    
Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share based compensation expense $ 0.1    
Unamortized stock compensation expense $ 0.8    
Unamortized stock compensation expense, recognition period 2 years 3 months 18 days    
Shares issued in period 213    
Options converted 600    
Restricted stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share based compensation expense $ 0.1 $ 0.1  
Unamortized stock compensation expense $ 0.3    
Unamortized stock compensation expense, recognition period 2 years 3 months 18 days    
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised (1,878)    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value $ 12.97    
Warrant      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Non-option equity instruments, nonvested, number of shares     0