OPERATING SEGMENTS AND GEOGRAPHIC INFORMATION - Impact of Segment Composition Change (Details) - Other Businesses Expense - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Other Operating Income (Expense), Net	$ (29,387)	$ (21,860)
Operating Segments | Americas
Segment Reporting Information [Line Items]
Other Operating Income (Expense), Net	(29,285)	(12,123)
Operating Segments | Asia Pacific
Segment Reporting Information [Line Items]
Other Operating Income (Expense), Net	(4,512)	(6,497)
Operating Segments | EMEA
Segment Reporting Information [Line Items]
Other Operating Income (Expense), Net	4,410	(3,240)
Unallocated corporate and other
Segment Reporting Information [Line Items]
Other Operating Income (Expense), Net	$ 29,387	$ 21,860