OTHER (LOSS) INCOME

6 Months Ended

Jun. 30, 2020

Other Income And Expenses [Abstract]

OTHER (LOSS) INCOME

12. OTHER (LOSS) INCOME

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

		For the Three Months Ended June 30,						For the Six Months Ended June 30,
		2020			2019			2020			2019
	(in thousands)
Interest expense		$	(13,713	)	$	(7,426	)	$	(27,328	)	$	(14,761	)
Interest income			638			2,104			2,777			4,465
Amortization of investment discount			999			4,581			3,963			8,913
Gain from sale of Priority Review Voucher			—			—			108,069			—
Other (expense) income			(371	)		(121	)		721			349
Total other (loss) income, net		$	(12,447	)	$	(862	)	$	88,202		$	(1,034	)