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ACCUMULATED OTHER COMPREHENSIVE LOSS

6 Months Ended

Jun. 30, 2021

Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract]

ACCUMULATED OTHER COMPREHENSIVE LOSS

12.	ACCUMULATED OTHER COMPREHENSIVE LOSS:

Amounts related to the changes in accumulated other comprehensive loss were as follows (in thousands):

		Unrealized Gain (Loss) on Available-for-Sale Securities				Net Unrealized Gain (Loss) on Retirement Plan ⁽²⁾				Change in Cumulative Foreign Currency Translation Adjustment				Total				Affected Line Items in the Consolidated Statements of Income
Balance December 31, 2020, net of tax		$	91			$	(36,075	)		$	(35	)		$	(36,019	)
Other comprehensive loss before reclassification			(32	)			—				(69	)			(101	)
Reclassification to net income ⁽¹⁾			—				2,348				—				2,348			Selling, general and administrative, research and development and cost of sales
Change during period			(32	)			2,348				(69	)			2,247
Balance June 30, 2021, net of tax		$	59			$	(33,727	)		$	(104	)		$	(33,772	)

		Unrealized Gain (Loss) on Available-for-Sale Securities				Net Unrealized Gain (Loss) on Retirement Plan (2)				Change in Cumulative Foreign Currency Translation Adjustment				Total				Affected Line Items in the Consolidated Statements of Income
Balance December 31, 2019, net of tax		$	191			$	(17,167	)		$	(21	)		$	(16,997	)
Other comprehensive gain before reclassification			968				—				(30	)			938
Reclassification to net income ⁽¹⁾			—				1,278				—				1,278			Selling, general and administrative, research and development and cost of sales
Change during period			968				1,278				(30	)			2,216
Balance June 30, 2020, net of tax		$	1,159			$	(15,889	)		$	(51	)		$	(14,781	)

(1)	The Company reclassified amortization of prior service cost and actuarial loss for its retirement plan from accumulated other comprehensive loss to net income of $2.3 million and $1.3 million for the six months ended June 30, 2021 and 2020.

(2)	Refer to Note 14: Supplemental Executive Retirement Plan.