PENSION AND OTHER POSTRETIREMENT BENEFITS - Pre-tax Amount Recognized in Other Comprehensive Loss (Income) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
U.S.
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	$ (5.6)	$ (0.7)	$ 3.5
Prior service credit	0.0	0.0	0.0
Amortization of unrecognized net actuarial gain	(0.8)	(0.8)	(0.6)
Amortization of unrecognized prior service credit (cost)	0.0	0.0	0.0
Settlements	(0.1)	(1.1)	(0.2)
Net amount recognized in other comprehensive loss (income)	(6.5)	(2.6)	2.7
International
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	(0.8)	(34.8)	(13.5)
Prior service credit	0.0	(0.9)	0.4
Amortization of unrecognized net actuarial gain	(2.5)	(6.1)	(5.2)
Amortization of unrecognized prior service credit (cost)	0.4	0.4	0.4
Settlements	0.1	(0.5)	(0.3)
Net amount recognized in other comprehensive loss (income)	$ (2.8)	$ (41.9)	$ (18.2)