v3.21.1
STOCK-BASED COMPENSATION (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended
Mar. 28, 2021
Mar. 29, 2020
Share-based Payment Arrangement [Abstract]    
Share-based compensation expense $ 4.3 $ 4.3
Granted shares (in shares) 218,254  
Average fair value of shares granted (in dollars per share) $ 72.63  
Fair value of shares granted, amount $ 15.9  
Unrecognized compensation cost $ 33.9  
Weighted average recognition period 22 months 24 days