XML 45 R27.htm IDEA: XBRL DOCUMENT
v3.23.1

Fair Value Measurements and Investments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Fair Value Disclosures [Abstract] |
Schedule of Investments Subject to Fair Value Measurements on a Recurring Basis | The following tables set forth the fair value of the Company’s investments subject to fair value measurements on a recurring basis and the level of inputs used in such measurements:
|  |  |  | December 31, 2022 |
|  | Valuation Hierarchy |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Aggregate Fair Value |
|  |  |  | (in thousands) |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | Level I |  | $ | 64,706 |  |  | $ | — |  |  | $ | — |  |  | $ | 64,706 |
Restricted cash (money market funds) |  | Level I |  |  | 917 |  |  |  | — |  |  |  | — |  |  |  | 917 |
U.S. Treasury securities |  | Level I |  |  | 29,941 |  |  |  | 10 |  |  |  | — |  |  |  | 29,951 |
Total |  |  |  | $ | 95,564 |  |  | $ | 10 |  |  | $ | — |  |  | $ | 95,574 |
|  |  |  | December 31, 2021 |
|  | Valuation Hierarchy |  | Amortized Cost |  |  | Unrealized Gains |  |  | Unrealized Losses |  |  | Aggregate Fair Value |
|  |  |  | (in thousands) |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | Level I |  | $ | 165,736 |  |  | $ | — |  |  | $ | — |  |  | $ | 165,736 |
Restricted cash (money market funds) |  | Level I |  |  | 917 |  |  |  | — |  |  |  | — |  |  |  | 917 |
U.S. Treasury securities |  | Level I |  |  | 99,938 |  |  |  | — |  |  |  | (242 | ) |  |  | 99,696 |
Total |  |  |  | $ | 266,591 |  |  | $ | — |  |  | $ | (242 | ) |  | $ | 266,349 |

X
- References No definition available. + Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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://www.xbrl.org/2003/role/disclosureRef -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 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration