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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2020
Income Tax Disclosure [Abstract] |
Schedule of Income Tax Provisions | The income tax provisions for the years ended December 31 are as follows (in thousands):
|  | 2020 |  |  | 2019 |
Current: |  |  |  |  |  |  |  |
U.S. federal |  | $ | — |  |  | $ | 1 |
State and local |  |  | (2 | ) |  |  | 3 |
Foreign |  |  | 269 |  |  |  | 144 |
Total current provision |  |  | 267 |  |  |  | 148 |
Deferred: |  |  |  |  |  |  |  |
U.S. federal |  |  | 10 |  |  |  | 10 |
State and local |  |  | (4 | ) |  |  | 5 |
Total deferred provision |  |  | 6 |  |  |  | 15 |
Total tax provision |  | $ | 273 |  |  | $ | 163 |
Schedule of Reconciliation of Income Tax Provision to Statutory Federal Income Tax Rate | Reconciliations of the total income tax provision tax rate to the statutory federal income tax rate of 21% for the years ended December 31, 2020 and 2019, respectively, are as follows (in thousands):
|  | 2020 |  |  | 2019 |
Income taxes at statutory rates |  | $ | (631 | ) |  | $ | 229 |
State income tax, net of federal benefit |  |  | (6 | ) |  |  | 8 |
Permanent items |  |  | (20 | ) |  |  | (11 | )
Meals and entertainment |  |  | 29 |  |  |  | 50 |
Equity based compensation |  |  | 81 |  |  |  | (8 | )
Research and development credit |  |  | (168 | ) |  |  | (94 | )
Federal return to provision |  |  | (136 | ) |  |  | 101 |
Foreign taxes |  |  | 269 |  |  |  | 144 |
Other |  |  | — |  |  |  | 1 |
Change in federal valuation allowance |  |  | 855 |  |  |  | (257 | )
|  | $ | 273 |  |  | $ | 163 |
Deferred Income Tax Assets and Liabilities | The tax effects of temporary differences that give rise to significant portions of the deferred tax assets and deferred tax liabilities at December 31, are as follows (in thousands):
|  | 2020 |  |  | 2019 |
Deferred tax assets: |  |  |  |  |  |  |  |
Net operating loss carryforward s |  | $ | 4,741 |  |  | $ | 4,564 |
Research and AMT credits |  |  | 2,664 |  |  |  | 2,208 |
Stock based compensation |  |  | 733 |  |  |  | 387 |
Accrued and other |  |  | 928 |  |  |  | 748 |
|  |  | 9,066 |  |  |  | 7,907 |
Less valuation allowance |  |  | (8,520 | ) |  |  | (7,455 | )
Deferred tax assets, net of allowance |  |  | 546 |  |  |  | 452 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Fixed assets |  |  | (344 | ) |  |  | (288 | )
Goodwill |  |  | (260 | ) |  |  | (216 | )
Deferred tax liabilities |  |  | (604 | ) |  |  | (504 | )
Total deferred tax liabilities |  | $ | (58 | ) |  | $ | (52 | )
Summary of Reconciliation of Unrecognized Tax Benefit Activity | The following table summarizes the reconciliation of the unrecognized tax benefits activity during the years ended December 31 (in thousands):
|  | 2020 |  |  | 2019 |
Beginning unrecognized tax benefits |  | $ | 765 |  |  | $ | 732 |
Decreases related to prior year tax positions |  |  | 36 |  |  |  | (7 | )
Increases related to current year tax positions |  |  | 78 |  |  |  | 40 |
Ending unrecognized tax benefits |  | $ | 879 |  |  | $ | 765 |

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