CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues:
License fees	$ 26,000		$ 26,000
Total revenues	26,000		26,000
Operating expenses:
General and administrative	351,000	$ 318,000	677,000	$ 603,000
Total operating expenses	351,000	318,000	677,000	603,000
Operating loss	(325,000)	(318,000)	(651,000)	(603,000)
Interest and dividend income	605,000	553,000	1,252,000	1,000,000
Income before income tax expense	280,000	235,000	601,000	397,000
Income tax expense	(4,000)	(52,000)	(5,000)	(17,000)
Net income	276,000	183,000	596,000	380,000
Accretion of dividend on Series C preferred stock	(531,000)	(531,000)	(1,062,000)	(1,062,000)
Net loss available to common shareholders	$ (255,000)	$ (348,000)	$ (466,000)	$ (682,000)
Loss per common share
Basic (in dollars per share)	$ 0.00	$ 0.00	$ 0.00	$ (0.01)
Diluted (in dollars per share)	$ 0.00	$ 0.00	$ 0.00	$ (0.01)
Weighted-average number of shares - basic (in shares)	74,215	74,215	74,215	74,215
Weighted-average number of shares - diluted (in shares)	74,215	74,215	74,215	74,215