PENSION AND POSTRETIREMENT EMPLOYEE BENEFIT PLANS - Actual Asset Allocations (Details) - Pension Benefit Plans	Dec. 31, 2018	Dec. 31, 2017
U.S. Plan | Equity securities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	52.00%	60.00%
U.S. Plan | Fixed income securities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	47.00%	30.00%
U.S. Plan | Other
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	1.00%	10.00%
Non-U.S. Plans | Cash and cash equivalents
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	5.00%	9.00%
Non-U.S. Plans | Equity securities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	20.00%	23.00%
Non-U.S. Plans | Fixed income securities
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	69.00%	66.00%
Non-U.S. Plans | Other
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, percentage of actual plan asset allocations	6.00%	2.00%