RETIREMENT BENEFITS - Actuarial Assumptions (Details) - Pension Plans, Defined Benefit	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Discount rate	3.50%	3.40%
Rate of compensation increase	1.40%	1.40%
Interest crediting rate	2.40%	2.50%
Discount rate	3.40%	4.00%	1.60%
Expected long-term return on plan assets	4.80%	4.10%	3.60%
Rate of compensation increase	1.40%	1.20%	1.00%
Interest crediting rate	2.50%	2.50%	2.10%