Summary of Significant Accounting Policies (Details 1) - shares	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Summary of Significant Accounting Policies
Denominator for basic net loss per share - weighted average shares	1,785,000	1,795,000	1,793,000	1,790,000
Effect of dilutive securities: stock options, restricted stock and restricted stock units	0	0	0	0
Denominator for diluted net loss per share - weighted average shares	1,785,000	1,795,000	1,793,000	1,790,000