INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2020

INCOME TAXES

Schedule of domestic and foreign loss before income taxes

	For The		For The
	Year Ended		Year Ended
	December 31,		December 31,
	2020		2019
	(thousands)		(thousands)
United States	$	(119,153)	$	(80,598)
Foreign		(184)		(430)
Total	$	(119,337)	$	(81,028)

Schedule of difference between incomes taxes expected at U.S. federal statutory income tax rate and income taxes

	December 31, 2020		December 31, 2019
	(thousands)		(thousands)
Taxes on income at U.S. federal statutory rate	$	(25,061)	$	(17,016)
State and local taxes, net of federal tax effects		(3,059)		(11,022)
Effect of rate change		1,647		(22)
Foreign tax rate differential		(2)		(4)
Valuation allowance		30,986		33,984
Tax credits		(4,734)		(5,924)
Other		223		4
Total		—		—

Schedule of significant components of net deferred tax assets/(liabilities)

	December 31, 2020		December 31, 2019
	(thousands)		(thousands)
Deferred tax assets/(liabilities):
Acquired intangibles	$	4,424	$	2,504
Accrued bonus		34		153
Unrealized foreign exchange loss		(448)		(261)
Accrued royalty		284		415
Stock based compensation		3,803		2,594
Net operating loss carryforwards		75,711		51,649
Tax credit carryforwards		13,146		8,412
ROU asset		(1,068)		(625)
Lease liability		931		711
Other		(357)		(63)
Total deferred tax assets/(liabilities)		96,460		65,489
Valuation allowance		(96,460)		(65,489)
Net deferred tax assets/(liabilities)		—		—