OTHER INCOME (EXPENSE), NET (Tables)

12 Months Ended

Dec. 31, 2020

Other Income And Expenses [Abstract]

Schedule of Components of Other Income (expense), Net

Other income (expense), net consists of the following:

	Years ended December 31,
	2020			2019			2018
	(in thousands)
Foreign exchange loss	$	(2,934	)	$	(3,880	)	$	(2,610	)
Tax reversal for expiration of the statute of limitations(1)		—			1,182			—
Reversal of water conservancy fund		—			—			468
Gain on liquidation of subsidiary		—			—			909
An aged account payable write-off(2)		—			3,161			—
Gain from investment		347			—			—
Other		421		409				589
Total	$	(2,166	)	$	872		$	(644	)

(1) In 2019, approximately $1.2 million reversal of ASC 460 reserve due to expiration of the related statute of limitations.

(2) In 2019, the Company reversed an aged account payable balance due to the expiration of the related statute of limitations in India.