RESTRUCTURING ACTIONS Restructuring Accrual Rollforward (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Restructuring Cost and Reserve [Line Items]
Beginning balance - January 1			$ 19.1	$ 7.5
Restructuring costs			4.4	31.7
Reversal of prior accruals			(0.7)	(0.7)
Cash payments			(7.2)	(9.6)
Asset write-offs	$ 0.0	$ 0.0	0.6	0.0
Foreign exchange translation and other			(0.5)	(0.2)
Ending balance	14.5	$ 28.7	14.5	$ 28.7
Severance and other employee-related
Restructuring Cost and Reserve [Line Items]
Beginning balance - January 1			28.3
Ending balance	14.3		14.3
Other
Restructuring Cost and Reserve [Line Items]
Beginning balance - January 1			0.4
Ending balance	$ 0.2		$ 0.2