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Short-term and Long-term Investments - Summary of Amortized Cost, Gross Unrealized Gains and Losses, and Fair Value of Short-term and Long-term Investments (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 63,496 | $ 121,133
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (1,236) | (331)
Aggregate Fair Value | 62,260 | 120,802
U.S. government debt securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 63,400 | 121,036
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (1,236) | (331)
Aggregate Fair Value | 62,164 | 120,705
Certificates of deposit |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 96 | 97
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 0 | 0
Aggregate Fair Value | $ 96 | $ 97

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- Definition Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 + Details
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