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Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2022
Fair Value Disclosures [Abstract] |
Schedule of Assets and Liabilities, Measured at Fair Value | The following table summarizes the Company’s financial assets (cash equivalents, marketable securities and liabilities) at fair value as of September 30, 2022 (in thousands):
| Fair Value as of September 30, 2022 |  | Basis for Fair Value Measurements
|  | (Level 1) |  | (Level 2) |  | (Level 3)
Assets: |  |  |  |  |  |  |
Money market funds, included in cash and cash equivalents | $ | 5,676 |  |  | $ | 5,676 |  |  | $ | — |  |  | $ | — |
Fixed income mutual funds, included in short-term investments | 79,724 |  |  | 79,724 |  |  | — |  |  | — |
Total | $ | 85,400 |  |  | $ | 85,400 |  |  | $ | — |  |  | $ | — |
The following table summarizes the Company’s financial assets (cash equivalents, marketable securities and liabilities) at fair value as of December 31, 2021 (in thousands):
| Fair Value as of December 31, 2021 |  | Basis for Fair Value Measurements
|  | (Level 1) |  | (Level 2) |  | (Level 3)
Assets: |  |  |  |  |  |  |
Money market funds, included in cash and cash equivalents | $ | 16,498 |  |  | $ | 16,498 |  |  | $ | — |  |  | $ | — |
Fixed income mutual funds, included in short-term investments | 96,397 |  |  | 96,397 |  |  | — |  |  | — |
Total | $ | 112,895 |  |  | $ | 112,895 |  |  | $ | — |  |  | $ | — |
Schedule of Debt Securities, Available-for-sale | The following is a summary of the Company’s available-for-sale debt securities (in thousands):
| September 30, |  | December 31,
| 2022 |  | 2021
Cost basis | $ | 81,058 |  |  | $ | 96,702 |
Unrealized loss | (1,334) |  |  | (305) |
Fair value | $ | 79,724 |  |  | $ | 96,397 |
Schedule of Fair Value Liabilities Measured at Level 3 | The change in fair value of the redeemable convertible preferred stock warrant liability is summarized below (in thousands):
| Redeemable Convertible Preferred Stock Warrant Liability
Fair value as of January 1, 2021 | $ | 369 |
Change in fair value included in other income (expense), net | 5,236 |
Net exercise of redeemable convertible preferred stock warrants | (5,605) |
Fair value as of September 30, 2021 | $ | — |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI https://asc.fasb.org/topic&trid=2196928 + Details
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- Definition Tabular disclosure of financial instruments measured at fair value, including those classified in shareholders' equity measured on a recurring or nonrecurring basis. Disclosures include, but are not limited to, fair value measurements recorded and the reasons for the measurements, level within the fair value hierarchy in which the fair value measurements are categorized and transfers between levels 1 and 2. Nonrecurring fair value measurements are those that are required or permitted in the statement of financial position in particular circumstances. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2C -URI https://asc.fasb.org/extlink&oid=126976982&loc=SL7498348-110258 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bb) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19279-110258 + Details
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