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Organization, Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details) |  | 1 Months Ended | 3 Months Ended | 4 Months Ended | 6 Months Ended |
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Oct. 29, 2019 USD ($) shares | Dec. 31, 2020 USD ($) shares | May 31, 2019 shares | Jun. 30, 2022 USD ($) shares | Jun. 30, 2021 USD ($) shares | May 06, 2019 USD ($) shares | Jun. 30, 2022 USD ($) Segment shares | Jun. 30, 2021 USD ($) shares | May 07, 2019 shares
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Fair value liabilities, level 1 to level 2 transfers, amount |  |  |  | $ 0 | $ 0 |  | $ 0 | $ 0 |
Fair value liabilities, level 2 to level 1 transfers, amount |  |  |  | $ 0 | $ 0 |  | 0 | 0 |
Fair value liability, transfers into level 3 |  |  |  |  |  |  | 0 | 0 |
Fair value liability, transfers out of level 3 |  |  |  |  |  |  | 0 | $ 0 |
Impairment losses |  |  |  |  |  |  | $ 0 |  |
Number of operating segment | Segment |  |  |  |  |  |  | 1 |  |
Domestic |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Research and development expenditures, amortization period |  |  |  |  |  |  | 5 years |  |
Foreign |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Research and development expenditures, amortization period |  |  |  |  |  |  | 15 years |  |
Unvested Shares |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Weighted-average unvested shares | shares |  |  |  | 800,002 | 2,280,603 |  | 910,828 | 2,430,800 |
Furniture and Fixtures |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Property and equipment, useful life |  |  |  |  |  |  | 3 years |  |
Minimum | Computer Equipment and Related Software |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Property and equipment, useful life |  |  |  |  |  |  | 2 years |  |
Maximum | Computer Equipment and Related Software |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Property and equipment, useful life |  |  |  |  |  |  | 3 years |  |
Fair Value, Recurring |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Financial assets fair value disclosure |  |  |  | $ 0 |  |  | $ 0 |  |
Fair Value, Nonrecurring |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Non-financial assets fair value disclosure |  |  |  | 0 |  |  | 0 |  |
Non-financial liabilities fair value disclosure |  |  |  | $ 0 |  |  | $ 0 |  |
Common Stock |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares issued | shares |  |  |  |  |  | 2,524,852 |  |  |
Net proceeds from issuance of common stock |  |  |  |  |  | $ 1,000 |  |  |
Common Stock | Takeda License |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares issued | shares |  |  | 1,084,000 |  |  |  |  |  |
Common Stock | Takeda License | Takeda |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Warrants issued to purchase shares | shares |  |  |  |  |  |  |  |  | 7,588,000
Number of warrants remaining exercisable | shares |  |  |  |  |  |  | 0 |  |
IPO | Common Stock |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares issued | shares | 10,997,630 |  |  |  |  |  |  |  |
Proceeds from Initial Public Offering (IPO) | $ 191,500,000 |  |  |  |  |  |  |  |
Follow-on Public Offering | Common Stock |  |  |  |  |  |  |  |  |
Organization Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Common stock shares issued | shares |  | 2,250,000 |  |  |  |  |  |  |
Net proceeds from issuance of common stock |  | $ 88,600,000 |  |  |  |  |  |  |

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