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ACCUMULATED OTHER COMPREHENSIVE LOSS | 9 Months Ended
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Sep. 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 |  |  | (35 | ) |  |  | — |  |  |  | (224 | ) |  |  | (259 | ) |  |
Reclassification to net income (1) |  |  | — |  |  |  | 3,522 |  |  |  | — |  |  |  | 3,522 |  |  | Selling, general and administrative, research and development and cost of sales
Change during period |  |  | (35 | ) |  |  | 3,522 |  |  |  | (224 | ) |  |  | 3,263 |  |  |
Balance September 30, 2021, net of tax |  | $ | 56 |  |  | $ | (32,553 | ) |  | $ | (259 | ) |  | $ | (32,756 | ) |  |
|  | 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 (loss) before reclassification |  |  | 342 |  |  |  | — |  |  |  | (29 | ) |  |  | 313 |  |  |
Reclassification to net income (1) |  |  | — |  |  |  | 1,917 |  |  |  | — |  |  |  | 1,917 |  |  | Selling, general and administrative, research and development and cost of sales
Change during period |  |  | 342 |  |  |  | 1,917 |  |  |  | (29 | ) |  |  | 2,230 |  |  |
Balance September 30, 2020, net of tax |  | $ | 533 |  |  | $ | (15,250 | ) |  | $ | (50 | ) |  | $ | (14,767 | ) |  |
(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 $3.5 million and $1.9 million for the nine months ended September 30, 2021 and 2020, respectively. (2) Refer to Note 14: Supplemental Executive Retirement Plan.

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
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