Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Accounts Receivable (Details Textual)

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Note 8 - Accounts Receivable (Details Textual) - USD ($)
9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Jan. 01, 2023
Accounts Receivable, Credit Loss Expense (Reversal) $ (50,000) $ 12,000    
Accounts Receivable, after Allowance for Credit Loss 6,575,000 $ 7,800,000 $ 8,923,000 $ 400,000
Maximum [Member]        
Accounts Receivable, Credit Loss Expense (Reversal) $ 100,000