PENSION AND POSTRETIREMENT BENEFIT PLANS (Actuarial Assumptions) (Details)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Document Period End Date	Dec. 31, 2019
Pension Plans, Defined Benefit [Member]
Pension, Postretirement And Postemployment Liabilities Statement [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate	1.60%	3.50%
Rate of compensation increase used to determine benefit obligations	1.30%	0.50%
Discount rate used to determine net periodic benefit cost	3.20%	3.10%	3.50%
Expected long-term return on plan assets used to determine net periodic benefit cost	4.50%	6.20%	7.00%
Rate of compensation increase used to determine net periodic benefit cost	0.50%	0.50%	0.50%