Quarterly report pursuant to Section 13 or 15(d)

INCOME TAXES (Details)

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INCOME TAXES (Details) - USD ($)
$ in Millions
9 Months Ended
Oct. 02, 2021
Sep. 26, 2020
Income Tax Disclosure [Abstract]    
Effective income tax rate 19.30% (7.20%)
Net discrete tax benefits $ 1.3 $ 6.8
Tax benefit related to stock compensation 2.2  
Tax expense related to unrecognized tax benefits and interest $ (0.4)  
Tax increase (reduction) due to discrete items (0.70%) (29.20%)
Tax benefit recognized due to the enactment of Swiss tax reform   $ 6.3
Tax benefit related to state tax return filings   $ 0.7
Income tax rate, excluding discrete items 20.00% 22.00%
Increase in unrecognized tax benefits and associated interest $ 0.5  
Net unrecognized tax benefits and interest, if recognized, would reduce the annual effective tax rate 13.9  
Possible decrease in unrecognized income tax benefits $ 0.6