MEZZANINE EQUITY - (Tables)

12 Months Ended

Dec. 31, 2019

Temporary Equity Disclosure [Abstract]

Schedule of Mezzanine Equity

The following table presents changes in the Company’s Mezzanine Equity:

	Mezzanine Equity
	(in thousands)
Balance at December 31, 2017	$	—
Convertible Preferred Stock, net of issuance cost	98,804
Balance at December 31, 2018	$	98,804
Convertible Preferred Stock, net of issuance cost	184,746
Change in fair value of the forward contracts	(72,155		)
Balance at December 31, 2019	$	211,395