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BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Basis of Presentation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended		12 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Dec. 31, 2023
Revenue from External Customer [Line Items]
Net loss	$ (172)	$ (231)	$ (268)	$ (316)	$ (554)	$ (418)	$ (671)	$ (1,288)	$ (1,600)
Cash used in operating activities	(55)			(267)			(542)	(1,043)	(1,300)
Stockholders' equity	$ 3,140	$ 2,812	$ 2,843	$ 3,207	$ 3,522	$ 3,225	$ 3,140	$ 3,207	$ 2,915	$ 3,051
Common stock, minimum bid price (in dollars per share)	$ 1.00						$ 1.00
Minimum
Revenue from External Customer [Line Items]
Stockholders' equity	$ 2,500						$ 2,500

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