OTHER (LOSS) INCOME (Tables)

3 Months Ended

Mar. 31, 2021

Other Income And Expenses [Abstract]

Summary of Other (Loss) Income

The following table summarizes other (loss) income for the periods indicated:

	For the Three Months Ended March 31,
	2021			2020
Interest expense	$	(15,651	)	$	(13,615	)
Interest income		59			2,139
Amortization of investment discount		136			2,964
Gain from sale of Priority Review    Voucher		—			108,069
Other (expense) income, net		(72	)		1,092
Total other (loss) income	$	(15,528	)	$	100,649