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COMPENSATION PLANS (Narrative) (Details) - USD ($)
$ in Millions
3 Months Ended
Apr. 03, 2021
Mar. 28, 2020
Stock Incentive Plan 2017 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares reserved for issuance 750,000  
Shares available for future grants 230,000  
Restricted Stock Units (RSUs) [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period 3 years  
Restricted stock units issued 40,792  
Total compensation costs $ 5.6  
Compensation expense recognized $ 3.4 $ 1.4