STOCKHOLDERS' EQUITY (Tables)

9 Months Ended

Sep. 30, 2020

Equity [Abstract]

Schedule of amounts recognized in accumulated other comprehensive income (loss) (AOCI)

The amount recognized in accumulated other comprehensive income (loss) (“AOCI”) for the nine months ended September 30, 2020 were as follows:

(In thousands)	Foreign Currency Translation Adjustments		Unrealized Gain (Loss) on Marketable Securities		Accumulated Other Comprehensive Income (Loss)
Balance at December 31, 2019	$	(25)	$	(75)	$	(100)
Other comprehensive income (loss) before reclassifications	—		1,159		1,159
Amounts reclassified from accumulated other comprehensive loss	25		—		25
Net current period change in accumulated other comprehensive loss	25		1,159		1,184
Balance at September 30, 2020	$	—	$	1,084	$	1,084

The amounts recognized in AOCI for the nine months ended September 30, 2019 were as follows:

(In thousands)	Foreign Currency Translation Adjustments		Unrealized Gain (Loss) on Marketable Securities		Accumulated Other Comprehensive Income (Loss)
Balance at December 31, 2018	$	(25)	$	(1,397)	$	(1,422)
Other comprehensive loss before reclassifications	—		815		815
Amounts reclassified from accumulated other comprehensive loss	—		616		616
Net current period change in accumulated other comprehensive loss, before tax	—		1,431		1,431
Income tax expense related to items of other comprehensive income	—		(341)		(341)
Balance at September 30, 2019	$	(25)	$	(307)	$	(332)

Schedule of amounts reclassified from accumulated other comprehensive income (loss)

Amounts reclassified from AOCI for the nine months ended September 30, 2020 and 2019 were as follows:

​	Affected Line Item in the Statements of Operations	Nine Months Ended September 30,
Details about AOCI Components (In thousands)		2020		2019
Change in value of available-for-sale investments	​	​		​
Sales and maturities of available-for-sale investments	Investment income, net	$	—	$	616
Foreign currency adjustment	General and administrative	25		—
Total reclassifications	​	$	25	$	616