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Income Taxes - Schedule of Net Loss Before Income Tax Based on Jurisdictions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income Tax Contingency [Line Items]
Net loss before income tax	$ (93,612)	$ (120,408)
Federal | United States
Income Tax Contingency [Line Items]
Net loss before income tax	(12,859)	(47,049)
Foreign | Germany
Income Tax Contingency [Line Items]
Net loss before income tax	(76,970)	(67,448)
Foreign | Foreign
Income Tax Contingency [Line Items]
Net loss before income tax	$ (3,783)	$ (5,911)

X

- Definition

Amount, before tax, of income (loss) attributable to parent. Includes, but is not limited to, income (loss) from continuing operations, discontinued operations and equity method investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482765/220-10-50-6

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.20)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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