Recurring Fair Value Measurement - Schedule of cash equivalents, marketable securities, and unrealized gains and losses (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2022	Dec. 31, 2021
Marketable securities [Member]
Cash and Cash Equivalents [Line Items]
Debt securities, available-for-sale, amortized cost	$ 5,990
Debt securities, available-for-sale, unrealized Gain	0
Debt securities, available-for-sale, unrealized loss	3
Debt securities, available-for-sale, estimated fair value	5,987
Money market funds [Member]
Cash and Cash Equivalents [Line Items]
Debt securities, available-for-sale, amortized cost	94,318	$ 111,221
Debt securities, available-for-sale, unrealized Gain	0	0
Debt securities, available-for-sale, unrealized loss	0	0
Debt securities, available-for-sale, estimated fair value	94,318	111,221
U.S. government agency securities [Member]
Cash and Cash Equivalents [Line Items]
Debt securities, available-for-sale, amortized cost	99,820
Debt securities, available-for-sale, unrealized Gain	0
Debt securities, available-for-sale, unrealized loss	18
Debt securities, available-for-sale, estimated fair value	99,802
U.S. treasury securities [Member] \| Marketable securities [Member]
Cash and Cash Equivalents [Line Items]
Debt securities, available-for-sale, amortized cost	5,990
Debt securities, available-for-sale, unrealized Gain	0
Debt securities, available-for-sale, unrealized loss	3
Debt securities, available-for-sale, estimated fair value	5,987
Cash equivalents [Member]
Cash and Cash Equivalents [Line Items]
Debt securities, available-for-sale, amortized cost	194,138	111,221
Debt securities, available-for-sale, unrealized Gain	0	0
Debt securities, available-for-sale, unrealized loss	18	0
Debt securities, available-for-sale, estimated fair value	$ 194,120	$ 111,221

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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
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-Section 45
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-URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

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Amount of unrealized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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-URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27161-111563

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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

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Amount 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 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
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-Section 45
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-URI https://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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