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Equity - Additional Information (Details) - USD ($) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Oct. 27, 2020 | Dec. 31, 2020 | Oct. 31, 2020 | Dec. 31, 2019
Class Of Stock [Line Items] |  |  |  |
Common stock, authorized |  | 200,000,000 | 200,000,000 | 190,000,000
Common stock, par value |  | $ 0.001 | $ 0.001 | $ 0.001
Common stock, voting rights |  | The holder of each share of common stock is entitled to one vote per share. |  |
Dividends |  | $ 0 |  |
Proceeds from initial public offering |  | $ 72,000,000 |  |
Preferred stock, authorized |  | 5,000,000 | 5,000,000 | 0
Preferred stock, par value |  | $ 0.001 | $ 0.001 | $ 0.001
Preferred stock, issued |  | 0 |  | 0
Preferred stock, outstanding |  | 0 |  | 0
Initial Public Offering |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Shares of common stock issued and sold | 4,000,000 |  |  |
Common stock price per share | $ 18.00 |  |  |
Proceeds from initial public offering | $ 63,800,000 |  |  |
Underwriting discounts and commissions | 5,000,000.0 |  |  |
Direct offering expenses | $ 3,200,000 |  |  |

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