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Income Taxes (Schedule Of Net Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Income Taxes [Abstract] |  |
Vacation Accrual | $ 25 | $ 27
Allowance for Doubtful Accounts | 2 | 2
Stock Compensation | 91 | 96
Bonus | 11 | 4
Depreciation and Amortization | 94 | 100
Inventory Obsolescence | 2 | 2
R&D Credit Carryforward | 313 | 220
Valuation allowance | (252) | (220)
Total Deferred Tax Assets | 286 | 231
Prepaid Expenses | 30 | 23
Total Deferred Tax Liabilities | 30 | 23
Net Deferred Tax Asset | $ 256 | $ 208

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