Per Share Data (Details Narrative) - shares	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Per Share Data
Weighted Average Number Of Common Shares Outstanding - Basic And Diluted	5,317,758	5,317,758

Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).

No definition available.

Name:	us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration