PENSION AND OTHER POSTRETIREMENT BENEFITS - Components of Net Periodic Benefit Cost (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
U.S.
Components of net periodic benefit cost (credit)
Service cost	$ 0.0	$ 0.0	$ 0.0
Interest cost	2.2	2.4	1.2
Actuarial (gain) loss	(0.2)	0.5	(3.5)
Expected return on plan assets	0.0	0.0	0.0
Amortization of actuarial loss	0.5	0.4	0.8
Amortization of prior service (credit) cost	0.0	0.0	0.0
Recognized loss (gain) on settlements	0.0	0.0	0.1
Net periodic benefit cost (credit)	2.5	3.3	(1.4)
Foreign Plan
Components of net periodic benefit cost (credit)
Service cost	13.8	10.5	16.5
Interest cost	24.1	24.7	10.8
Actuarial (gain) loss	0.0	0.0	0.0
Expected return on plan assets	(37.4)	(33.2)	(21.9)
Amortization of actuarial loss	0.4	(2.1)	2.5
Amortization of prior service (credit) cost	(0.5)	(0.4)	(0.4)
Recognized loss (gain) on settlements	(0.1)	(0.1)	(0.1)
Net periodic benefit cost (credit)	$ 0.3	$ (0.6)	$ 7.4