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Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Income Tax Disclosure [Abstract] |  |
Federal tax expense at statutory rate | $ 622 | $ 607
State tax (benefit) expense, net of federal benefit | (192) | 152
Change in deferred tax rates | (71) | 106
Permanent items | 126 | 54
Difference in foreign rate | (68) | (27)
Change in deferred tax liabilities | (256) | 835
Other | 117 | (218)
Decrease in valuation allowance | (467) | (1,352)
Income tax (benefit) expense | $ (189) | $ 157

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