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Fair Value - Change in Fair Value of Derivative Warrant Liabilities (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020
Warrants |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Derivative warrant liabilities at the beginning | $ 1,145 | $ 582 | $ 582 | $ 687
Issuance of SAFE liability and warrant |  | 0 | 0 |
Change in fair value of derivative liabilities | 427 | 699 | 563 | (105)
Derivative warrant liabilities at the end | 1,572 | 1,281 | 1,145 | 582
SAFE Liability |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Derivative warrant liabilities at the beginning | 28,271 | 0 | 0 | 0
Issuance of SAFE liability and warrant |  | 0 | 28,271 |
Change in fair value of derivative liabilities | (1,050) | 0 | 0 | 0
Derivative warrant liabilities at the end | 27,221 | 0 | 28,271 | 0
SAFE warrant |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Derivative warrant liabilities at the beginning | 1,729 | 0 | 0 | 0
Issuance of SAFE liability and warrant |  | 0 | 1,729 |
Change in fair value of derivative liabilities | 293 | 0 | 0 | 0
Derivative warrant liabilities at the end | $ 2,022 | $ 0 | $ 1,729 | $ 0

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- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (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 (c)(1) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Amount of issuances of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + 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)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
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- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + 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 + Details
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