SUBSEQUENT EVENTS (Details) $ / shares in Units, $ in Thousands	Apr. 21, 2023 USD ($) $ / shares shares	May 08, 2023 $ / shares shares	Apr. 20, 2023 shares	Mar. 31, 2023 shares	Dec. 31, 2022 shares	May 17, 2022 $ / shares shares	Mar. 31, 2022 shares	Dec. 31, 2021 shares
Subsequent Event [Line Items]
Warrants granted (in shares)						123,333
Warrant exercise price (in usd per share) | $ / shares						$ 28.146
Common stock, shares issued (in shares)				449,408	449,408
Common stock, shares outstanding (in shares)				449,408	449,408
Common stock, shares authorized (in shares)				250,000,000	250,000,000
Common Stock
Subsequent Event [Line Items]
Common stock, shares outstanding (in shares)				449,408	449,408		227,093	227,093
Subsequent Event
Subsequent Event [Line Items]
Common stock, shares outstanding (in shares)	2,918,954
Subsequent Event | Amended and Restated 2018 Equity Incentive Plan
Subsequent Event [Line Items]
Common stock, shares authorized (in shares)	216,666		168,905
Subsequent Event | Chief Executive Officer
Subsequent Event [Line Items]
Salary payable period	18 months
Lump sum payment (as a percentage of target bonus)	150.00%
Execution of payment period	15 days
Subsequent Event | Common Stock
Subsequent Event [Line Items]
Conversion of stock (in shares)	253,842
Additional shares converted into common stock (in shares)	1,015,368
Subsequent Event | Exchange Warrants
Subsequent Event [Line Items]
Warrants granted (in shares)	421,589
Warrant exercise price (in usd per share) | $ / shares	$ 14.73
Subsequent Event | Series A-1 Warrants | Investors
Subsequent Event [Line Items]
Warrants granted (in shares)		1,269,210
Warrant exercise price (in usd per share) | $ / shares		$ 13.51
Subsequent Event | Series A-1 Warrants | Common Stock | Investors
Subsequent Event [Line Items]
Warrants granted (in shares)		814,467
Subsequent Event | Series A-2 Warrants | Investors
Subsequent Event [Line Items]
Warrants granted (in shares)		1,142,289
Warrant exercise price (in usd per share) | $ / shares		$ 14.74
Subsequent Event | Series A-2 Warrants | Common Stock | Investors
Subsequent Event [Line Items]
Warrants granted (in shares)		814,467
Subsequent Event | Series T Warrants | Investors
Subsequent Event [Line Items]
Warrant exercise price (in usd per share) | $ / shares		$ 12.28
Subsequent Event | Series T Warrants | Common Stock | Investors
Subsequent Event [Line Items]
Common stock, shares issued (in shares)		814,467
Subsequent Event | GRI Bio, Inc
Subsequent Event [Line Items]
Common stock, exchange ratio	0.0374
Common stock, shares issued (in shares)	6,787,219
Common stock placed into escrow (in shares)	27,148,877
Common stock, shares outstanding (in shares)	1,201,077
Subsequent Event | GRI Bio, Inc | Bridge Securities Purchase Agreement
Subsequent Event [Line Items]
Aggregate principal amount | $	$ 3,333
Aggregate purchase price | $	$ 2,500
Subsequent Event | GRI Bio, Inc | Bridge Securities Purchase Agreement | Bridge Warrant
Subsequent Event [Line Items]
Warrants granted (in shares)	2,504,980
Subsequent Event | Investors
Subsequent Event [Line Items]
Investment in cash | $	$ 12,250