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 ($)
6 Months Ended 12 Months Ended
Jun. 30, 2024
Dec. 31, 2023
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Cost $ 12,845,000
Unrealized gains 48,000
Unrealized losses
Fair value 12,893,000
Short-Term Investments [Member]    
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]    
Cost 12,845,000
Unrealized gains 48,000
Unrealized losses
Fair value $ 12,893,000