BALANCE SHEET ACCOUNT DETAIL - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	$ 8,375	$ 4,290
(Less): Accumulated depreciation	(2,629)	(1,976)
Property and equipment, net	5,746	2,314
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	1,625	1,598
Office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	1,127	1,127
Laboratory equipment
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	513	167
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	3,882	794
Manufacturing equipment
Property, Plant and Equipment [Line Items]
Property and equipment, at cost	$ 1,228	$ 604