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Stockholders' Equity - Equity Financings - Additional Information (Detail) - USD ($) | 1 Months Ended | 3 Months Ended
--- | --- | ---
Feb. 28, 2021 | Aug. 31, 2020 | Mar. 31, 2022 | Mar. 31, 2021
Common Stock [Member] |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Common stock issued |  |  |  | 10,513,538
Equity Financings [Member] | Share Offering [Member] |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Common stock issued | 10,465,000 |  |  |
Price per share | $ 11.00 |  |  |
Common stock, additional shares issued | 1,365,000 |  |  |
Gross proceeds from issuance of common stock | $ 115,100,000 |  |  |
Share issuance costs | $ 7,200,000 |  |  |
At-the-Market Offering [Member] |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Common stock issued |  |  |  | 48,538
Price per share |  |  |  | $ 11.37
Gross proceeds from issuance of common stock |  |  |  | $ 552,000
Share issuance costs |  |  |  | $ 53,000
Stock issuances, sales agent commission maximum percentage |  | 3.00% |  |
At-the-Market Offering [Member] | Common Stock [Member] |  |  |  |
Class Of Stock [Line Items] |  |  |  |
Common stock issued |  |  | 0 |

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