v3.26.1
Note 3 - Revenue - Revenues Disaggregated by Geography (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Revenues $ 6,485 $ 5,558 $ 12,565 $ 11,940
UNITED STATES        
Revenues 5,901 4,442 11,148 9,801
Latin America [Member]        
Revenues 189 65 375 413
Europe [Member]        
Revenues 305 707 698 1,184
Africa [Member]        
Revenues 14 156 14 194
Asia [Member]        
Revenues 76 188 330 348
Non-US [Member]        
Revenues $ 584 $ 1,116 $ 1,417 $ 2,139