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Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($)
Sep. 30, 2024
Dec. 31, 2023
Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments   $ 4,805,000 $ 25,180,000
Marketable securities $ 6,287,000 7,631,000 7,137,000
Fair Value, Inputs, Level 1 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments   4,805,000 25,180,000
Marketable securities   7,631,000 7,137,000
Fair Value, Inputs, Level 2 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments  
Marketable securities  
Fair Value, Inputs, Level 3 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments  
Marketable securities  
Fair Value, Recurring [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments 67,000 4,805,000  
Marketable securities 6,287,000 7,631,000  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments 67,000 4,805,000  
Marketable securities 6,287,000 7,631,000  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments  
Marketable securities  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Cash equivalent-Marketable investments  
Marketable securities