OTHER NONOPERATING EXPENSE, NET (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Other Income and Expenses [Abstract]
Interest income	$ 142	$ 152
Foreign currency exchange loss, net	(6,342)	(3,077)
Change in fair value of derivatives	0	(36)
Loss on extinguishment of debt	0	(151)
Other income, net	64	15
Total other non-operating expense, net	$ (6,136)	$ (3,097)