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Intangible Assets (Schedule of net Intangible Assets) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Original cost | $ 9,714 | $ 7,111 |  |
Accumulated amortization | 3,004 | 2,797 |  |
Intangible assets, Net | 6,710 | 4,314 |  |
Amortization expense | 207 | 428 | $ 378 |
Estimates amortization of capitalized software development costs | 260 |  |  | $ 247
Capitalization of software development costs [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Original cost | 9,081 | 6,546 |  |
Accumulated amortization | 2,431 | 2,366 |  |
Intangible assets, Net | $ 6,650 | 4,180 |  |
Useful life | 8 years |  |  |
Licenses [Member] |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Original cost | $ 633 | 565 |  |
Accumulated amortization | 573 | 431 |  |
Intangible assets, Net | $ 60 | $ 134 |  |
Useful life | 3 years |  |  |

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