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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2020
Income Tax Disclosure [Abstract] |
Schedule of Loss Before Income Taxes | Loss before taxes consists of:
|  | December 31, 2020 |  |  | December 31, 2019 |
Domestic |  | $ | (23,643 | ) |  | $ | (4,882 | )
Foreign |  |  | (513 | ) |  |  | (3,997 | )
Income (loss) before taxes |  | $ | (24,156 | ) |  | $ | (8,879 | )
Income Tax Reconciliation | The provision for income taxes differs from the amount computed by applying the statutory rate as follows:
|  | December 31, 2020 |  |  | December 31, 2019 |
Income taxes using U.S federal statutory rate |  | $ | (5,073 | ) |  | $ | (1,865 | )
Nondeductible interest |  |  | 315 |  |  |  | 994 |
Loss on extinguishment of debt |  |  | — |  |  |  | 361 |
Loss of tax benefit of state net operating loss carryforwards |  |  | (11 | ) |  |  | 1,477 |
Loss of tax benefit of federal tax credit carryforwards |  |  | — |  |  |  | 324 |
Branch income |  |  | (238 | ) |  |  | — |
State income taxes, net of federal benefit |  |  | (1,788 | ) |  |  | (1,461 | )
Foreign rate differential |  |  | (238 | ) |  |  | 664 |
Valuation allowance |  |  | 6,281 |  |  |  | 3,512 |
Derivative charge |  |  | 595 |  |  |  | (3,674 | )
Stock option exercises and cancellations |  |  | 308 |  |  |  | — |
Research and development costs |  |  | (166 | ) |  |  | (316 | )
Other |  |  | 15 |  |  |  | (16 | )
Total |  | $ | — |  |  | $ | — |
Significant Components of Deferred Tax Assets | Significant components of the Company’s deferred tax assets are as follows:
|  | December 31, 2020 |  |  | December 31, 2019 |
Deferred tax assets: |  |  |  |  |  |  |  |
Employee compensation accruals |  | $ | 796 |  |  | $ | 84 |
Accrued liabilities |  |  | 361 |  |  |  | — |
Research tax credits |  |  | 346 |  |  |  | 135 |
Lease obligation |  |  | 265 |  |  |  | 206 |
Other |  |  | 87 |  |  |  | 72 |
Net operating losses |  |  | 19,742 |  |  |  | 14,502 |
Total deferred tax assets |  |  | 21,597 |  |  |  | 14,999 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Right of use asset |  |  | 265 |  |  |  | 206 |
Total deferred tax liabilities |  |  | 265 |  |  |  | 206 |
Valuation allowance |  |  | 21,332 |  |  |  | 14,793 |
Net deferred tax assets |  | $ | — |  |  | $ | — |
Summary of Change in Valuation | The change in valuation is as follows:
|  | December 31, 2020 |  |  | December 31, 2019 |
Beginning balance |  | $ | 14,793 |  |  | $ | 11,364 |
Charged to costs and expenses |  |  | 6,281 |  |  |  | 3,512 |
Charged to additional paid-in capital |  |  | — |  |  |  | — |
Charged to retained earnings |  |  | — |  |  |  | — |
Charged to other comprehensive income |  |  | 258 |  |  |  | (83 | )
Ending balance |  | $ | 21,332 |  |  | $ | 14,793 |

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