Quarterly report pursuant to Section 13 or 15(d)

Schedule of Estimated Fair Value of Financial Instrument (Details)

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Schedule of Estimated Fair Value of Financial Instrument (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Cost $ 7,859 $ 12,845
Unrealized gains 48
Unrealized losses (2)
Fair value 7,857 12,893
Short-Term Investments [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Cost 7,859 12,845
Unrealized gains 48
Unrealized losses (2)
Fair value $ 7,857 $ 12,893