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General and Administrative (Schedule of General and Administrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
General and Administrative Expense [Abstract] |  |  |  |
Salaries, fees and related expenses |  | $ 1,043 | $ 1,085 | $ 2,545
Professional services |  | 1,239 | 1,115 | 2,139
Share-based compensation |  | 465 | 216 | 1,084
Fees to Directors |  | 286 | 284 | 258
Directors' and Officers' Insurance |  | 499 | 538 | 648
Lease and maintenance |  | 60 | 50 | 81
Other expenses |  | 142 | 124 | 323
Total | [1] | $ 3,734 | $ 3,412 | $ 7,078
[1] | Includes expenses related to related parties of $1,312 thousand, $1,237 thousand and $3,069 thousand for the years ended December 31, 2025, 2024 and 2023, respectively. See Note 12.

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