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Income Taxes - Additional Information (Details) - USD ($) | Dec. 31, 2020 | Dec. 31, 2019
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Operating Loss Carryforwards [Line Items] |  |
Additional unrecognized tax benefit that would affect our annual effective tax rate | $ 300,000 | $ 300,000
Income tax penalties and interest cacrued | 0 |
Withholding taxes | 4,200,000 |
Foreign |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carryforwards with unlimited carryforward period | 11,100,000 |
Net operating loss carryforwards expiring in 2035 | 900,000 |
State |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carryforwards | $ 3,600,000 |

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