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Summary of Significant Accounting Policies (Narrative) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 USD ($) Customer Segment Unit | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($)
Property, Plant and Equipment [Line Items] |  |  |
Provision for doubtful accounts | $ 20 | $ 20 |
Number of major customers | Customer | 2 |  |
Percentage of revenue contributed by major customers | 30.00% |  |
Amount of trade receivable due to one customer | $ 14,265 |  |
Number of operating segments | Segment | 1 |  |
Termination of lease agreements | $ 620 | 0 | $ 0
Impairment loss | 5,264 | 0 | 0
Goodwill, Impairment Loss | $ 25,561 | $ 0 | $ 0
Number of reporting units | Unit | 1 |  |
Minimum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Remaining lease terms | 1 year |  |
Maximum [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Remaining lease terms | 7 years |  |

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