INTEREST AND OTHER, NET

9 Months Ended

Sep. 30, 2019

Other Income and Expenses [Abstract]

INTEREST AND OTHER, NET

INTEREST AND OTHER, NET:

Interest and other, net is summarized in the following table:

	Three Months Ended September 30,						Nine Months Ended September 30,
	2019			2018			2019			2018
	(in thousands)
Interest expense	$	(29	)	$	(66	)	$	(120	)	$	(2,108	)
Interest income and gains on short-term investments, net	4,227			1,459			11,021			3,398
Foreign exchange loss, net	(2,306		)	(300		)	(6,360		)	(878		)
Gain on investments in privately-held companies	—			—			9,569			—
Impairment of investment in a privately-held company	—			—			(1,755		)	—
Other	(176		)	(47		)	(140		)	(237		)
Interest and other, net	$	1,716		$	1,046		$	12,215		$	175