Balance Sheet Components - Schedule of Other Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Balance Sheet Components [Line Items]
VAT receivable	$ 3,569	$ 3,463
Assets held for sale	7	10
Total other assets	8,467	8,466
Italy
Balance Sheet Components [Line Items]
Long-term Italian research and development refundable tax credit	$ 4,891	$ 4,993

Amount of assets classified as other.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 946
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_OtherAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant