STOCKHOLDERS' EQUITY (At The Market Offering Agreement) (Details) - USD ($)			3 Months Ended	12 Months Ended			36 Months Ended
	Apr. 14, 2023	Apr. 02, 2021	Mar. 31, 2024	Mar. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Mar. 31, 2024	Jan. 19, 2024	Apr. 13, 2020
Class of Stock [Line Items]
Common stock, par value (in $ per share)					$ 0.01	$ 0.01
Proceeds from issuance of common stock					$ 2,245,000	$ 129,000
AGP 2023 Sales Agreement [Member]
Class of Stock [Line Items]
Aggregate authorized offering price	$ 5,800,000
Percentage of cash fee	3.00%
Proceeds from issuance of common stock	$ 100,000				$ 1,000
Shares issued (in shares)	10,192				25
Amount available for future sale of shares pursuant to the sales agreement					$ 3,700,000
AGP [Member] | At The Market Offering Agreement
Class of Stock [Line Items]
Common stock, par value (in $ per share)		$ 0.01
Aggregate sales proceeds of common stock		$ 22,000,000.0
Payments of Stock Issuance Costs							$ 500,000
Aggregate authorized offering price									$ 50,000,000.0
Percentage of cash fee		3.00%
Proceeds from issuance of common stock					$ 500,000	$ 100,000	$ 15,600,000
Shares issued (in shares)					30,827	4,251	260,128
AGP [Member] | AGP 2023 Sales Agreement [Member]
Class of Stock [Line Items]
Payments of Stock Issuance Costs				$ 2,000
Shares issued (in shares)			10,167	10,189
Maximum | AGP 2023 Sales Agreement [Member]
Class of Stock [Line Items]
Aggregate authorized offering price	$ 5,800,000
Maximum | AGP [Member] | AGP 2023 Sales Agreement [Member]
Class of Stock [Line Items]
Proceeds from issuance of common stock			$ 100,000	$ 100,000
Subsequent Events [Member]
Class of Stock [Line Items]
Aggregate authorized offering price								$ 865,889
Amount available for future sale of shares pursuant to the sales agreement								800,000
Subsequent Events [Member] | AGP 2023 Sales Agreement [Member]
Class of Stock [Line Items]
Aggregate authorized offering price								865,889
Amount available for future sale of shares pursuant to the sales agreement								$ 800,000