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Intangible Assets (Schedule of net Intangible Assets) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items] |  |  |
Original cost | $ 5,907 | $ 5,542 |
Accumulated amortization | 3,607 | 3,289 |
Intangible assets, Net | 2,300 | 2,253 |
Amortization expense | 318 | 285 | $ 207
Amortization expense of software development costs estimated to be capitalized in next year | 305 |  |
Impairment charge | 0 | 5,264 | $ 0
Capitalization of software development costs [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Original cost | 5,274 | 4,909 |
Accumulated amortization | 2,993 | 2,695 |
Intangible assets, Net | $ 2,281 | 2,214 |
Useful life | 8 years |  |
Licenses [Member] |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Original cost | $ 633 | 633 |
Accumulated amortization | 614 | 594 |
Intangible assets, Net | $ 19 | $ 39 |
Useful life | 3 years |  |

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