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Fair Value Measurements - Changes in Fair Value of Level 3 Financial Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Contingent Earnout Liability |  |  |  |
Changes in the fair value of the Level 3 financial instruments |  |  |  |
Beginning balance | $ (42,509) | $ (42,084) | $ (37,916) | $ (27,893)
Change in fair value included in other income (expense), net | (25,571) | 3,627 | (30,164) | (10,564)
Ending balance | (68,080) | (38,457) | (68,080) | (38,457)
Private Placement Warrants |  |  |  |
Changes in the fair value of the Level 3 financial instruments |  |  |  |
Beginning balance | (121) | (122) | (78) | (80)
Change in fair value included in other income (expense), net | (164) | (36) | (207) | (78)
Ending balance | $ (285) | $ (158) | $ (285) | $ (158)

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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 -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + 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://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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