SALE OF COMMON STOCK, WARRANTS AND PRE- FUNDED WARRANTS (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands									1 Months Ended	12 Months Ended
	Mar. 30, 2021	Jan. 25, 2021	Jan. 22, 2021	Jan. 22, 2021	Jan. 14, 2021	Dec. 23, 2020	Feb. 14, 2020	Dec. 05, 2019	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Jan. 31, 2021	Nov. 20, 2020	Nov. 19, 2020
Subsidiary, Sale of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right							10,638,298				10,073,298
Public offering price per share							$ 2.35
Class of warrant right exercise price							$ 2.80						$ 0.10	$ 2.80
Warrants expiration date							Feb. 12, 2027
Proceeds from warrant exercises									$ 1,000	$ 6,671	$ 1,008
Residual value of warrants and stock offering						$ 2,500			$ 12,000	12,000
Reclassification as a reduction in additional paid-in capital						300				$ 1,300
Warrant liability, issuance costs						500
Common stock, par or stated value per share									$ 0.001	$ 0.001	$ 0.001
Fair value adjustment of warrants		$ 6,200
Proceeds from Issuance of Warrants		$ 1,000
Stock issued during period, value, new issues								$ 25,000			$ 12,600
Cantor Fitzerald and Co [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from Issuance of Common Stock	$ 50,000								$ 50,000
Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrant right exercise price			$ 0.624	$ 0.624
Maximum [Member] | Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock and warrants purchase shares			10,688,043	10,688,043
Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Estimated fair value, liability						5,200			$ 11,700	$ 11,700
Exisitng Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Proceeds from warrant exercises					$ 9,200	$ 7,200
Noninterest expense offering cost					$ 800
Exisitng Warrant [Member] | Monte Carlo Simulation Model [Member]
Subsidiary, Sale of Stock [Line Items]
Noninterest expense offering cost				$ 100
Pre-funded Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrant right exercise price					$ 1.375				$ 0.001	$ 0.001
Common Stock Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Fair value adjustment of warrants					$ 8,100
Common Stock Warrants [Member] | Monte Carlo Simulation Model [Member]
Subsidiary, Sale of Stock [Line Items]
Fair value adjustment of warrants				5,800
Placement Agent Common Stock Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Fair value adjustment of warrants					500
Placement Agent Common Stock Warrants [Member] | Monte Carlo Simulation Model [Member]
Subsidiary, Sale of Stock [Line Items]
Fair value adjustment of warrants				$ 400
Common Stock [Member]
Subsidiary, Sale of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right											5,238,043	2,420,910
Stock issued during period, shares, new issues											10,854,710
Fair value adjustment of warrants					1,400
Stock issued during period, value, new issues											$ 11
Common Stock [Member] | Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Public offering price per share			$ 0.125	$ 0.125
Common stock, par or stated value per share			$ 0.001	$ 0.001
Common Stock [Member] | Maximum [Member] | Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Stock issued during period, shares, new issues			8,016,033
Additional Paid-in Capital [Member]
Subsidiary, Sale of Stock [Line Items]
Fair value adjustment of warrants					100
Stock issued during period, value, new issues											12,589
Classified Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Fair value adjustment of warrants					$ 700
Warrants [Member]
Subsidiary, Sale of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right			480,962	480,962
Proceeds from warrant exercises			$ 6,700
Proceeds from Issuance of Warrants			$ 1,000
Warrants [Member] | Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Warrant exercisable description			Each January 25 Warrant is exercisable for one share of Common Stock at an exercise price of $1.20 per share. The January 25 Warrants are immediately exercisable and will expire five years from the date of issuance
Warrant or Right, Reason for Issuance, Description			A holder may not exercise any portion of the January 25 Warrants to the extent that the holder would own more than 4.99% of the outstanding common stock immediately after exercise, which percentage may be changed at the holder’s election to a lower percentage at any time or to a higher percentage not to exceed 9.99% upon 61 days’ notice to the Company. The Company also issued to designees of the placement agent, warrants to purchase 6.0% of the aggregate number of common stock shares and pre-funded warrants sold in the offering
Warrants [Member] | Maximum [Member] | Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right			10,688,043	10,688,043
Warrant One [Member]
Subsidiary, Sale of Stock [Line Items]
Remeasurement loss			$ 3,600
Warrant One [Member] | Maximum [Member] | Letter Agreement [Member]
Subsidiary, Sale of Stock [Line Items]
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right						10,688,043
Underwritten Offering [Member]
Subsidiary, Sale of Stock [Line Items]
Sale of Stock, Number of Shares Issued in Transaction							10,638,298
IPO [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrant right exercise price						$ 0.001
Stock issued during period, shares, new issues					6,670,000	5,450,000
Warrants and rights outstanding, term					5 years	5 years
Common stock, par or stated value per share					$ 0.001
IPO [Member] | Maximum [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock and warrants purchase shares					9,090,910	10,688,043
IPO [Member] | Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrant right exercise price					$ 1.20	$ 0.624
Shares issued, price per share					1.10
IPO [Member] | Pre-Funded Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Class of warrant right exercise price					$ 0.001	$ 0.001
Common stock and warrants purchase shares					2,420,910	5,238,043
Shares issued, price per share					$ 1.099	$ 0.7475
IPO [Member] | Common Stock and Warrant [Member]
Subsidiary, Sale of Stock [Line Items]
Shares issued, price per share						0.7485
Private Placement [Member]
Subsidiary, Sale of Stock [Line Items]
Estimated fair value, liability											$ 300
Warrant exercise price						$ 0.9356
Private Placement [Member] | Maximum [Member]
Subsidiary, Sale of Stock [Line Items]
Common stock and warrants purchase shares					545,455	641,283
Percentage of exercise of warrants						125.00%
Percentage of warrant exercise price					125.00%