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Other income (expense), net (Tables) | 12 Months Ended
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Dec. 31, 2022
Other income (expense), net |
Schedule of components of other income, net | The components of other income (expense), net are summarized below (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended
​ | ​ | December 31,
​ | ​ | 2022 |  | 2021 |  | 2020
Foreign exchange gain (loss) | ​ | $ | 1,573 | ​ | $ | (434) | ​ | $ | (411)
Income from local China government subsidy | ​ | ​ | 1,710 | ​ | ​ | 1,125 | ​ | ​ | 3,800
Other income (expense) | ​ | ​ | 204 | ​ | ​ | (182) | ​ | ​ | (189)
​ | ​ | $ | 3,487 | ​ | $ | 509 | ​ | $ | 3,200
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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