EMPLOYEE BENEFIT PLANS - Net Periodic Expense (Income) (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 02, 2022	Apr. 03, 2021
Postretirement Plans
Net periodic pension/postretirement benefit expense
Service cost	$ 0.0	$ 0.0
Interest cost	0.3	0.3
Amortization of unrecognized prior service credits	(1.1)	(1.2)
Recognized net actuarial losses	0.3	0.0
Net periodic pension benefit (income) expense	(0.5)	(0.9)
UNITED STATES
Net periodic pension/postretirement benefit expense
Service cost	0.0	0.0
Interest cost	2.3	2.1
Expected return on plan assets	(2.1)	(2.2)
Net periodic pension benefit (income) expense	0.2	(0.1)
Foreign Plan
Net periodic pension/postretirement benefit expense
Service cost	0.0	0.0
Interest cost	1.0	0.8
Expected return on plan assets	(1.5)	(1.4)
Net periodic pension benefit (income) expense	$ (0.5)	$ (0.6)