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Income Taxes - Rate Reconciliation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |
Income taxed at statutory rates | $ (1,035) | $ (3,743)
State Tax | (2) | (21)
Stock-based compensation | 120 | 33
Meals and Entertainment | 1 | 0
Imputed interest | 16 | 1
Other adjustments | (16) | 0
Expiration of NOLs | 504 | 0
Inflation adjustment | 0 | (2)
Prior year provision to actual adjustments | 472 | (493)
Change in U.S. tax rate | 5 | 0
Differentials in foreign tax rates | (426) | (186)
Changes in foreign exchange rates | 1,421 | 911
Changes in valuation allowances affecting income tax expense or benefit | (1,060) | 3,500
Income tax (benefit)/expense | $ 0 | $ 0

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