STOCK-BASED COMPENSATION - Employee Stock Purchase Plan (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) $ / shares shares	Dec. 31, 2022 $ / shares shares	Dec. 31, 2021 $ / shares shares
Stock Based Compensation
Weighted-average recognition period of unrecognized compensation cost	2 years 5 months 12 days
Purchase Plan
Stock Based Compensation
Purchase price expressed as a percentage of fair market value of common stock on the first day of the offering period	85.00%
Purchase price expressed as a percentage of fair market value of common stock on the purchase date	85.00%
Number of shares of common stock issued	941,798	1,146,851	932,018
Average price of shares issued (in dollars per share) | $ / shares	1.06	1.01	1.51
Number of shares of common stock available for future issuance	2,495,835
Award offering period		24 months
Unrecognized compensation cost related to purchase plan | $	$ 0.1
Weighted-average recognition period of unrecognized compensation cost	5 months 26 days