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Stock-based Compensation (Narrative) (Details) - USD ($) $ in Thousands |  |  | 6 Months Ended
--- | --- | --- | ---
Mar. 07, 2024 | Apr. 02, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Options to purchase, Granted (in shares) |  |  | 20,000 |
Options cancelled to purchase common stock |  |  | 12,750 |
Stock-based compensation expense |  |  | $ 518 | $ 407
Common Stock Options [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Stock-based compensation expense |  |  | 300 | 300
Unrecognized stock-based compensation |  |  | $ 1,100 |
Unrecognized stock-based compensation, Period for recognition |  |  | 2 years 1 month 6 days |
Restricted Stock [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Stock-based compensation expense |  |  | $ 200 | $ 100
Unrecognized stock-based compensation |  |  | $ 400 |
Unrecognized stock-based compensation, Period for recognition |  |  | 8 months 12 days |
Employees [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Options to purchase, Granted (in shares) |  |  | 20,000 |
Employees [Member] | Equity Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Restricted common stock granted | 128,044 |  |  |
Non Executive Directors [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Restricted common stock granted | 75,000 |  |  |
Non Executive Directors [Member] | Equity Incentive Plan [Member] |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |
Restricted common stock granted |  | 15,000 |  |

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