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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation (Details) $ / shares in Units, $ in Thousands			3 Months Ended				6 Months Ended		12 Months Ended
	Jun. 16, 2023	Jun. 15, 2023	Jun. 30, 2024 USD ($) $ / shares	Mar. 31, 2024 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2024 USD ($) $ / shares	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Revenue from External Customer [Line Items]
Net loss			$ (554)	$ (418)	$ (1,167)	$ (1,333)	$ (972)	$ (2,500)	$ (4,300)
Cash used in operating activities			(718)		(152)		(776)	(1,335)	(2,400)
Stockholders' equity			3,522	$ 3,225	$ 3,099	$ 2,955	3,522	$ 3,099	$ 3,051	$ (477)
Reverse stock split ratio	0.142857	0.142857
Minimum
Revenue from External Customer [Line Items]
Stockholders' equity			$ 2,500				$ 2,500
Common stock, minimum bid price (in dollars per share) | $ / shares			$ 1.00				$ 1.00
Reverse stock split ratio		0.5

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