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OTHER INCOME | 12 Months Ended
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Dec. 31, 2021
OTHER INCOME |
OTHER INCOME | NOTE 4 OTHER INCOME The following is a summary of other income (expense) for the years ended December 31, 2021, 2020 and 2019: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | Year ended December 31,
​ | 2021 |  | 2020 | ​ | 2019
COVID-19 relief | $ | 3,541 | ​ | $ | 6,420 | ​ | $ | —
Unrealized and realized gain (loss) on investments (Note 5) | ​ | 28 | ​ | ​ | (619) | ​ | ​ | 5,259
Foreign currency gain | ​ | 513 | ​ | ​ | 1,078 | ​ | ​ | 1,697
Other income, net | ​ | 2,199 | ​ | ​ | 14 | ​ | ​ | 184
Total other income | $ | 6,281 | ​ | $ | 6,893 | ​ | $ | 7,140
​

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- Definition The entire disclosure for the components of non-operating income or non-operating expense, including, but not limited to, amounts earned from dividends, interest on securities, gain (loss) on securities sold, equity earnings of unconsolidated affiliates, gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References Reference 1: 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(7)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 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(9)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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