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Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Significan Accounting Policies [Line Items] |  |  |
Severance costs | $ 42 | $ 50 | $ 86
Percentage of monthly deposits rate | 8.33% |  |
Maximum [Member] |  |  |
Significan Accounting Policies [Line Items] |  |  |
Percentage of short term deposits | 4.26% | 5.75% |
Minimum [Member] |  |  |
Significan Accounting Policies [Line Items] |  |  |
Percentage of short term deposits | 4.15% | 4.24% |

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- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
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