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Marketable Securities - Summary of Marketable Securities Accounted for Available-for-Sale-Securities (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities, Amortized cost | $ 117,499 | $ 152,444
Available for sale securities, Unrealized gains | 28 | 6
Available for sale securities, Unrealized losses | (542) | (1,047)
Available for sale securities, Estimated fair value | 116,985 | 151,403
US Treasury Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities, Amortized cost | 89,411 | 128,504
Available for sale securities, Unrealized gains | 13 | 5
Available for sale securities, Unrealized losses | (532) | (1,033)
Available for sale securities, Estimated fair value | $ 88,892 | $ 127,476
US Treasury Securities | Maximum |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Maturity | 1 year | 1 year
US Government Agency Securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities, Amortized cost | $ 9,525 | $ 1,467
Available for sale securities, Unrealized gains | 13 | 1
Available for sale securities, Estimated fair value | $ 9,538 | $ 1,468
US Government Agency Securities | Maximum |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Maturity | 1 year | 1 year
Corporate debt securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities, Amortized cost | $ 3,308 | $ 3,309
Available for sale securities, Unrealized gains | 1 |
Available for sale securities, Unrealized losses | (3) | (8)
Available for sale securities, Estimated fair value | $ 3,306 | $ 3,301
Corporate debt securities | Maximum |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Maturity | 1 year | 1 year
Commercial paper |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities, Amortized cost | $ 14,607 | $ 18,519
Available for sale securities, Unrealized gains | 1 |
Available for sale securities, Unrealized losses | (5) |
Available for sale securities, Estimated fair value | $ 14,603 | $ 18,519
Commercial paper | Maximum |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Maturity | 1 year | 1 year
Supranational debt securities |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Available for sale securities, Amortized cost | $ 648 | $ 645
Available for sale securities, Unrealized losses | (2) | (6)
Available for sale securities, Estimated fair value | $ 646 | $ 639
Supranational debt securities | Maximum |  |
Schedule Of Available For Sale Securities [Line Items] |  |
Maturity | 1 year | 1 year

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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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- Definition Amortized cost 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/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454 + Details
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