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Accumulated Other Comprehensive Income | 12 Months Ended
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Dec. 31, 2023
Accumulated Other Comprehensive Income |
Accumulated Other Comprehensive Income | (3) Accumulated Other Comprehensive Income The changes in accumulated other comprehensive income, which is reported as a component of stockholders’ equity, for the year ended December 31, 2023 are summarized below: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Unrealized |  | ​ | ​ |  | ​ | ​
​ | ​ | Gain (Loss) on | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Marketable | ​ | Foreign | ​ | ​ | ​
​ | ​ | Securities | ​ | Currency Items | ​ | Total
​ | ​ | (In thousands)
Balance at December 31, 2022 | ​ | $ | (1,336) | ​ | $ | 2,596 | ​ | $ | 1,260
Other comprehensive gain | ​ | ​ | 2,048 | ​ | ​ | — | ​ | ​ | 2,048
Balance at December 31, 2023 | ​ | $ | 712 | ​ | $ | 2,596 | ​ | $ | 3,308
​ No amounts were reclassified out of accumulated other comprehensive income during the years ended December 31, 2023, 2022 and 2021.

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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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