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STOCK-BASED COMPENSATION - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 02, 2021
Sep. 26, 2020
Oct. 02, 2021
Sep. 26, 2020
Share-based Payment Arrangement [Abstract]        
Recognized non-cash stock-based compensation expense $ 3.8 $ 2.3 $ 11.3 $ 6.3
Unrecognized non-cash stock-based compensation expense $ 26.1   $ 26.1  
Weighted average period for recognition     2 years