PENSION AND OTHER POSTRETIREMENT BENEFITS - Funded Status of the Plan (Details) - USD ($) $ in Millions	Dec. 31, 2022	Jan. 01, 2022
Pension plans with accumulated benefit obligations in excess of plan assets
Projected benefit obligation in excess of plan assets	$ 165.0	$ 261.0
Fair value of plan assets, benefit obligations in excess of plan assets	42.0	73.0
Accumulated benefit obligations	132.0	228.0
Fair value of plan assets	23.0	67.0
U.S.
Funded status of the plans
Other assets	0.0	0.0
Other accrued liabilities	(6.2)	(7.0)
Long-term retirement benefits and other liabilities	(45.6)	(59.8)
Plan assets less than benefit obligations	$ (51.8)	$ (66.8)
Weighted average assumptions used to determine year-end benefit obligations
Discount rate	5.06%	2.49%
Compensation rate increase	0.00%	0.00%
International
Funded status of the plans
Other assets	$ 70.0	$ 113.6
Other accrued liabilities	(0.4)	(1.0)
Long-term retirement benefits and other liabilities	(71.2)	(120.4)
Plan assets less than benefit obligations	$ (1.6)	$ (7.8)
Weighted average assumptions used to determine year-end benefit obligations
Discount rate	4.36%	1.57%
Compensation rate increase	2.75%	2.33%