Organization and Business (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accumulated deficit	$ 1,297,908	$ 1,191,455
Cash, cash equivalents, and marketable securities	$ 228,900

Amount of accumulated undistributed earnings (deficit).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
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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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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/exampleRef
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
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Reference 10: http://www.xbrl.org/2003/role/disclosureRef
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+ Details