v3.26.1
Note 3 - Disaggregation of Revenues and Segment Reporting - Net Sales by Geographical Region (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Revenue $ 4,363,752 $ 4,957,489 $ 8,500,072 $ 9,575,030
Americas [Member] | Reportable Geographical Components [Member]        
Revenue 452,774 1,252,870 703,576 3,486,771
Asia Pacific [Member] | Reportable Geographical Components [Member]        
Revenue 1,012,125 376,413 1,637,678 510,868
Europe [Member] | Reportable Geographical Components [Member]        
Revenue 2,898,853 3,205,345 6,158,818 5,454,530
Middle East and Africa [Member] | Reportable Geographical Components [Member]        
Revenue $ 0 $ 122,861 $ 0 $ 122,861