Summary of significant accounting policies - Income Taxes (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
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| Summary of significant accounting policies | ||||
| Interest or penalties related to unrecognized tax benefits | $ 0 | $ 0 | $ 0 | $ 0 |
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- References No definition available.
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- Definition Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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