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v3.23.1

Summary of Significant Accounting Policies - Additional Information (Details) |  | 3 Months Ended |
--- | --- | --- | ---
Oct. 10, 2022 shares | Mar. 31, 2023 USD ($) lease financialInstitution | Dec. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jan. 31, 2023 shares
Property, Plant and Equipment [Line Items] |  |  |  |  |
Cash and cash equivalents |  | $ 92,761,000 | $ 106,745,000 |  |
Number of financial institutions used for cash deposits | financialInstitution |  | 2 |  |  |
Depreciation expense |  | $ 21,000 |  | $ 32,000 |
Impairment losses |  | $ 0 |  | 0 |
Goodwill, impairment loss |  |  | $ 33,000,000 |  |
Government assistance rate |  | 43.50% |  |  |
Government assistance, amount |  | $ 1,800,000 |  | $ 700,000 |
Government Assistance, Statement of Income or Comprehensive Income [Extensible Enumeration] |  | Nonoperating Income (Expense) |  | Nonoperating Income (Expense) |
Number of existing operating leases | lease |  | 3 |  |  |
Pre-Funded Warrants |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Shares issued in private placement transaction (in shares) | shares | 5,096,552 |  |  |  |
Warrant exercised (in shares) | shares |  |  |  |  | 5,096,552
United States |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Cash and cash equivalents |  | $ 69,200,000 |  |  |
United States | Money market funds |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Investment interest rate |  | 4.70% |  |  |
Germany |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Cash and cash equivalents |  | $ 27,500,000 |  |  |
Australia |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Cash and cash equivalents |  | $ 400,000 |  |  |
Maximum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Estimated useful life (in years) |  | 13 years |  |  |
Lease term (in months) |  | 60 months |  |  |
Maximum | Australia and Germany |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Investment interest rate |  | 2.75% |  |  |
Maximum | Germany | Time Deposits |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Investment interest rate |  | 0.87% |  |  |
Minimum |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Estimated useful life (in years) |  | 3 years |  |  |
Lease term (in months) |  | 12 months |  |  |
Minimum | Australia and Germany |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |
Investment interest rate |  | 1.50% |  |  |

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3044-108585 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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