PENSION PLANS (Details 5)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Weighted Average Assumptions [Abstract]
Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate for Interest Cost	2.80%
Defined Benefit Plan Assumptions Used Calculating Net Periodic Benefit Cost Discount Rate for Service Cost	3.30%
Pension Plan | U.S.
Weighted Average Assumptions [Abstract]
Discount rate—periodic benefit cost	3.20%	4.20%	3.60%
Expected return on assets	7.75%	7.75%	7.75%
Rate of compensation increase	3.00%	3.00%	3.00%
Discount rate—benefit obligation	2.40%	3.20%	4.20%
Pension Plan | Foreign
Weighted Average Assumptions [Abstract]
Discount rate—periodic benefit cost	1.40%	2.20%	2.20%
Expected return on assets	4.40%	5.20%	5.20%
Rate of compensation increase	2.70%	2.90%	2.90%
Discount rate—benefit obligation	0.80%	1.40%	2.20%