WARRANTS - Issued with Series A Preferred Stock (Details) $ / shares in Units, $ in Thousands			9 Months Ended
	Feb. 05, 2021 USD ($) shares	Jan. 26, 2017 USD ($) $ / shares shares	Sep. 30, 2021 USD ($)	Sep. 30, 2022 Y
Warrants
Proceeds from exercise of warrants | $			$ 69
2017 Warrants | Warrants Issued with Series A Preferred Stock
Warrants
Warrants to purchase common stock (in shares) | shares		309,389
Warrants to purchase common stock (in dollars) | $		$ 200
Exercise price (in dollars per share) | $ / shares		$ 2.49
Warrants exercised (in shares) | shares	27,855
Stock issued in exercise of warrants (in shares) | shares	27,855
Proceeds from exercise of warrants | $	$ 69
2017 Warrants | Warrants Issued with Series A Preferred Stock | Contractual term (in years)
Warrants
Measurement input | Y				10.0
2017 Warrants | Warrants Issued with Series A Preferred Stock | Volatility
Warrants
Measurement input				0.7448
2017 Warrants | Warrants Issued with Series A Preferred Stock | Risk-free interest rate
Warrants
Measurement input				0.0320
2017 Warrants | Warrants Issued with Series A Preferred Stock | Dividend yield
Warrants
Measurement input				0.0000