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Income Taxes - Income Tax Rate Reconciliation (Details) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Income Tax Disclosure [Abstract] |  |
Federal statutory rate | 21.00% | 21.00%
Foreign rate differential | 2.20% | 3.20%
Stock options | (1.10%) | (0.90%)
Tax effect of rate change | 0.00% | 0.00%
Goodwill impairment | (5.70%) | 0.00%
Other | (0.70%) | (0.40%)
Change in valuation allowance | (15.70%) | (22.90%)
Effective tax rate | (0.00%) | 0.00%

X
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