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Summary of Significant Accounting Policies - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2019 USD ($) Segment | Dec. 31, 2018 USD ($)
Summary of Significant Accounting Policies [Line Items] |  |
Deferred offering costs capitalized | $ 0 |
Interest or penalties related to uncertain income tax benefits | $ 0 |
Number of operating segment | Segment | 1 |
Number of reportable segment | Segment | 1 |
Amounts due to related party | $ 36,000 | $ 50,000
Chief Executive Officer and President |  |
Summary of Significant Accounting Policies [Line Items] |  |
Costs incurred under the arrangement recorded as general and administrative expense |  | 180,000
Professional Services |  |
Summary of Significant Accounting Policies [Line Items] |  |
Costs incurred under the arrangement recorded as general and administrative expense | 601,000 | $ 186,000
Additional Paid-in Capital | IPO |  |
Summary of Significant Accounting Policies [Line Items] |  |
Deferred offering costs | $ 3,408,000 |

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