XML 44 R34.htm IDEA: XBRL DOCUMENT v3.25.3
Note 2 - Summary of Significant Accounting Policies - Credit Concentration (Details) - Customer Concentration Risk [Member]
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Customer A [Member] | Accounts Receivable [Member]          
Credit concentration     0.00%   82.00%
Customer A [Member] | Revenue from Contract with Customer Benchmark [Member]          
Credit concentration 35.00% 76.00% 64.00% 78.00%  
Customer B [Member] | Accounts Receivable [Member]          
Credit concentration     38.00%   0.00%