v3.26.1
Note 8 - Revenue Recognition (Details Textual) - USD ($)
Mar. 31, 2026
Dec. 31, 2025
Contract with Customer, Liability, Current $ 593,948 $ 388,931
Accounts Receivable, after Allowance for Credit Loss, Current 1,271,854 $ 1,418,235
Accounts Receivable, Allowance for Credit Loss, Current $ 13,000