Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2020 |
Dec. 31, 2019 |
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| Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] | ||
| Balance at beginning of year | $ 2,429 | $ 1,928 |
| Additions based on tax positions related to the current year | 431 | 501 |
| Balance at end of year | $ 2,860 | $ 2,429 |
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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