INTANGIBLE ASSETS, NET - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Accumulated Amortization	$ (188)	$ (141)
Gross Carrying Amount	62,654	62,654
Total intangible assets	62,466	62,513
In-process R&D
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets (excluding goodwill)	12,110	12,110
Trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	394	394
Accumulated Amortization	(96)	(71)
Net Carrying Amount	298	323
Licenses
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	50,150	50,150
Accumulated Amortization	(92)	(70)
Net Carrying Amount	$ 50,058	$ 50,080