Summary of Significant Accounting Policies (Details 1) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Gross Property And Equipment	$ 713,000	$ 915,000
Accumulated Depreciation And Amortization	(649,000)	(844,000)
Net Property And Equipment	64,000	71,000
Production tooling, machinery and equipment
Gross Property And Equipment	14,000	27,000
Office Furniture and Fixtures
Gross Property And Equipment	94,000	95,000
Computer Equipment and Software
Gross Property And Equipment	580,000	771,000
Leasehold improvements
Gross Property And Equipment	19,000	19,000
Construction in-Progress
Gross Property And Equipment	$ 6,000	$ 3,000