PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE - Summary of Composition of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	$ 9,486	$ 4,831
Less: Accumulated depreciation	(3,244)	(2,822)
Property and equipment, net	6,242	2,009
Laboratory equipment
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	626	702
Office equipment
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	495	495
Auto
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	23	23
Computer equipment and software
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	806	1,082
Manufacturing equipment
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	605	551
Clinical equipment
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	278
Leasehold improvements
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	1,608	1,436
TMS devices
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	4,447
Rental equipment
PROPERTY AND EQUIPMENT AND CAPITALIZED SOFTWARE
Property and equipment, gross	598	542
Property and equipment, net	$ 300	$ 300