FAIR VALUE MEASUREMENTS - Recurring (Details) - USD ($) $ / shares in Units, $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Money market funds
Assets
Net Asset Value	$ 1.00
Fair Value, Recurring
Assets
Assets at fair value		$ 18,193
Liabilities at fair value	$ 1,907
Fair Value, Recurring | Detachable warrants
Assets
Liabilities at fair value	1,350
Fair Value, Recurring | Derivative liabilities
Assets
Liabilities at fair value	557
Fair Value, Recurring | Money market funds
Assets
Assets at fair value		10,163
Fair Value, Recurring | Corporate bonds
Assets
Assets at fair value		7,031
Fair Value, Recurring | U.S. treasury securities
Assets
Assets at fair value		999
Fair Value, Recurring | Fair Value, Inputs, Level 1
Assets
Assets at fair value		10,163
Fair Value, Recurring | Fair Value, Inputs, Level 1 | Money market funds
Assets
Assets at fair value		10,163
Fair Value, Recurring | Fair Value, Inputs, Level 2
Assets
Assets at fair value		8,030
Fair Value, Recurring | Fair Value, Inputs, Level 2 | Corporate bonds
Assets
Assets at fair value		7,031
Fair Value, Recurring | Fair Value, Inputs, Level 2 | U.S. treasury securities
Assets
Assets at fair value		$ 999
Fair Value, Recurring | Fair Value, Inputs, Level 3
Assets
Liabilities at fair value	1,907
Fair Value, Recurring | Fair Value, Inputs, Level 3 | Detachable warrants
Assets
Liabilities at fair value	1,350
Fair Value, Recurring | Fair Value, Inputs, Level 3 | Derivative liabilities
Assets
Liabilities at fair value	$ 557