EMPLOYEE BENEFIT PLANS - Weighted Average Assumptions Used to Develop Actuarial Present Value of Projected Benefit Obligation (Details) - Defined Benefit Pension Plans	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
United States
Defined Benefit Plan Disclosure [Line Items]
Discount rate (as a percent)	3.27%	4.30%	3.56%
Expected return on plan assets (as a percent)	5.35%	5.15%	4.95%
Rate of compensation increase (as a percent)	3.00%	3.00%	3.00%
Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Discount rate (as a percent)	1.84%	2.53%	2.40%
Expected return on plan assets (as a percent)	5.01%	5.10%	5.02%
Rate of compensation increase (as a percent)	2.64%	2.61%	2.54%