POSTRETIREMENT BENEFIT PLANS Postretirement Textuals (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jul. 03, 2021	Dec. 31, 2020	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Defined Benefit Plan, Plan Assets, Contributions by Employer				$ (5.5)	$ (4.2)
Reclassification of Postretirement Costs from AOCI, Net of Tax	$ 0.0		$ 0.9	0.0	$ 1.8
US. Qualified Pension Plan Termination [Member]
Defined Benefit Plan, Plan Assets, Payment for Settlement		$ 320.0
Defined Benefit Plan, Benefit Obligation, Payment for Settlement	3.4	$ (8.4)
Minimum [Member]
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year	7.0			7.0
Maximum [Member]
Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year	$ 11.0			$ 11.0