Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating expenses:
Compensation and benefits	$ 336	$ 336	$ 1,083	$ 1,098
Professional and outside services	289	836	1,408	2,783
Property operating and maintenance	1	3	16	14
Insurance	63	68	197	192
Other operating	32	21	57	46
Total operating expenses	721	1,264	2,761	4,133
Operating income (loss)	(721)	(1,264)	(2,761)	(4,133)
Interest income	4	0	5	1
Income (loss) before income taxes	(717)	(1,264)	(2,756)	(4,132)
Income tax expense (benefit)	0	0	1	1
Net income (loss)	$ (717)	$ (1,264)	$ (2,757)	$ (4,133)
Net income (loss) per common share - basic (in dollars per share)	$ (0.02)	$ (0.03)	$ (0.07)	$ (0.1)
Weighted average common shares outstanding - basic (in shares)	40,738	40,738	40,738	40,738