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Subsequent Events - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 03, 2021 | Sep. 30, 2021 | Aug. 31, 2021 | Jun. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020
Subsequent Event [Line Items] |  |  |  |  |  |
Common stock, shares, issued |  |  |  | 3,764,488 | 3,764,488 | 3,764,488
Operating lease cost |  |  |  | $ 53 | $ 105 |
Subsequent Event [Member] | New York Operating Lease |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Operating lease cost |  | $ 300 |  |  |  |
Subsequent Event [Member] | Alabama Build-to-Suit Lease |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Operating lease cost |  | $ 4,000 |  |  |  |
Subsequent Event [Member] | Paycheck Protection Program [Member] |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Repayment of loan payable |  |  | $ 200 |  |  |
Subsequent Event [Member] | 2020 Equity Incentive Plan [Member] |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Common stock reserved for future issuance |  |  | 4,200,000 |  |  |
Shares reserved of issuance under the plan increase duration |  |  | 10 years |  |  |
Percentage of number of shares of common stock outstanding |  |  | 5.00% |  |  |
Maximum number of shares of common stock issuable |  |  | 13,000,000 |  |  |
Subsequent Event [Member] | 2020 Employee Stock Purchase Plan [Member] |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Common stock reserved for future issuance |  |  | 200,000 |  |  |
Shares reserved of issuance under the plan increase duration |  |  | 10 years |  |  |
Percentage of number of shares of common stock outstanding |  |  | 1.00% |  |  |
Maximum number of shares of common stock issuable |  |  | 400,000 |  |  |
Subsequent Event [Member] | IPO |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Common stock, shares, issued | 4,000,000 |  |  |  |  |
Shares issued price per share | $ 10.00 |  |  |  |  |
Gross proceeds | $ 40,000 |  |  |  |  |
Proceeds from issuance initial public offering net proceeds | $ 32,600 |  |  |  |  |
Convertible preferred stock shares issued upon conversion | 10,990,065 |  |  |  |  |

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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=121568110&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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