OTHER EXPENSE, NET (Tables)

6 Months Ended

Jun. 30, 2019

Other Income And Expenses [Abstract]

Summary of Other Expense, Net

The following table summarizes other expense, net, for the periods indicated:

	For the Three Months Ended June 30,						For the Six Months Ended June 30,
	2019			2018			2019			2018
	(in thousand)						(in thousand)
Interest expense	$	(7,426	)	$	(8,145	)	$	(14,761	)	$	(15,779	)
Interest income		2,104			1,887			4,465			3,759
Amortization of investment discount		4,581			1,569			8,913			2,828
Other (expense) income		(121	)		(529	)		349			(511	)
Total other expense, net	$	(862	)	$	(5,218	)	$	(1,034	)	$	(9,703	)