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Schedule of Estimated Fair Value of Financial Instrument (Details) - USD ($) $ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2023 | Dec. 31, 2022
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items] |  |
Cost | $ 15,168 | $ 10,866
Unrealized gains | 38 |
Unrealized losses |  | (30)
Fair value | 15,206 | 10,836
Short-Term Investments [Member] |  |
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items] |  |
Cost | 15,168 | 10,866
Unrealized gains | 38 |
Unrealized losses |  | (30)
Fair value | $ 15,206 | $ 10,836

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