Per Share Data (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Per Share Data
Net Loss	$ (358)	$ (357)	$ (734)	$ (726)
Preferred Dividends	(160)	(160)	(320)	(320)
Loss Available To Common Shareholders	$ (518)	$ (517)	$ (1,054)	$ (1,046)
Weighted Average Number Of Common Shares Outstanding - Basic And Diluted	5,317,758	5,317,758	5,317,758	5,317,758
Basic And Diluted Loss Per Common Share	$ (0.10)	$ (0.10)	$ (0.20)	$ (0.20)