Income Taxes - Net Loss before Income Tax Based on Jurisdictions (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Income Tax Contingency [Line Items]
Net loss before income tax	$ (120,408)	$ (92,945)
Federal \| United States
Income Tax Contingency [Line Items]
Net loss before income tax	(47,049)	(11,222)
Foreign \| Germany
Income Tax Contingency [Line Items]
Net loss before income tax	(67,448)	(78,869)
Foreign \| Foreign
Income Tax Contingency [Line Items]
Net loss before income tax	$ (5,911)	$ (2,854)

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.20)
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 50
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration