SEGMENT INFORMATION (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 268,868	$ 199,870	$ 616,689	$ 361,913
United States
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	249,850	199,870	576,709	361,913
Outside of United States
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenue	$ 19,018	$ 0	$ 39,980	$ 0