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Accumulated Other Comprehensive Income (Loss) | 12 Months Ended
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Dec. 31, 2023
Equity [Abstract] |
Accumulated Other Comprehensive Income (Loss) | K. ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Changes in accumulated other comprehensive income (loss), which is presented net of tax, consist of the following:
|  | Foreign Currency Translation Adjustment |  |  | Unrealized Gains (Losses) on Marketable Securities |  |  | Unrealized (Losses) Gains on Cash Flow Hedges |  |  | Retirement Plans Prior Service Credit |  |  | Total |
|  | (in thousands) |
Balance at December 31, 2021, net of tax of $0, $1,055, $0, $(1,128), respectively |  | $ | (10,818 | ) |  | $ | 3,704 |  |  | $ | — |  |  | $ | 1,166 |  |  | $ | (5,948 | )
Other comprehensive loss before reclassifications, net of tax of $0, $(3,388), $(708), $0, respectively |  |  | (29,031 | ) |  |  | (12,666 | ) |  |  | (2,517 | ) |  |  | — |  |  |  | (44,214 | )
Amounts reclassified from accumulated other comprehensive income (loss), net of tax of $0, $25, $0, $(2), respectively |  |  | — |  |  |  | 301 |  |  |  | — |  |  |  | (7 | ) |  |  | 294 |
Net current period other comprehensive loss, net of tax of $0, $(3,363), $(708), $(2), respectively |  |  | (29,031 | ) |  |  | (12,365 | ) |  |  | (2,517 | ) |  |  | (7 | ) |  |  | (43,920 | )
Balance at December 31, 2022, net of tax of $0, $(2,308), $(708), $(1,130), respectively |  | $ | (39,849 | ) |  | $ | (8,661 | ) |  | $ | (2,517 | ) |  | $ | 1,159 |  |  | $ | (49,868 | )
Other comprehensive gain before reclassifications, net of tax of $0, $568, $1,537, $0, respectively |  |  | 17,407 |  |  |  | 2,423 |  |  |  | 5,464 |  |  |  | — |  |  |  | 25,294 |
Amounts reclassified from accumulated other comprehensive income (loss), net of tax of $0, $12, $(686), $(2), respectively |  |  | — |  |  |  | 44 |  |  |  | (2,441 | ) |  |  | (7 | ) |  |  | (2,404 | )
Net current period other comprehensive gain (loss), net of tax of $0 $580, $851, $(2), respectively |  |  | 17,407 |  |  |  | 2,467 |  |  |  | 3,023 |  |  |  | (7 | ) |  |  | 22,890 |
Balance at December 31, 2023, net of tax of $0, $(1,728), $143, $(1,132), respectively |  | $ | (22,442 | ) |  | $ | (6,194 | ) |  | $ | 506 |  |  | $ | 1,152 |  |  | $ | (26,978 | )
Reclassifications out of accumulated other comprehensive income (loss) to the statements of operations for the years ended December 31, 2023, 2022, and 2021, were as follows:
Details about Accumulate Other Comprehensive Income (Loss) Components |  | For the years ended |  |  | Affected Line Item in the Statements of Operations
|  | December 31, 2023 |  |  | December 31, 2022 |  |  | December 31, 2021 |  |  |
|  | (in thousands) |  |  |
Available-for-sale marketable securities |  |  |  |  |  |  |  |  |  |  |
Unrealized (losses) gains, net of tax of $(12), $(25), $277, respectively |  | $ | (44 | ) |  | $ | (301 | ) |  | $ | 995 |  |  | Other (income) expense, net
Cash flow hedges: |  |  |  |  |  |  |  |  |  |  |
Unrealized gains, net of tax of $686, $0, $0, respectively |  |  | 2,441 |  |  |  | — |  |  |  | — |  |  | Revenue
Defined benefit pension and postretirement plans: |  |  |  |  |  |  |  |  |  |  |
Amortization of prior service benefit, net of tax of $2, $2, $2, respectively |  |  | 7 |  |  |  | 7 |  |  |  | 7 |  |  | (a)
Total reclassifications, net of tax of $676, $(23), $279, respectively |  | $ | 2,404 |  |  | $ | (294 | ) |  | $ | 1,002 |  |  | Net income
(a) The amortization of prior service credit is included in the computation of net periodic pension cost and postretirement benefit; see Note P: “Retirement Plans.”

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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://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//220/tableOfContent + Details
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