v3.26.1
Note 12 - Segment Reporting - Revenue By Geographic Location (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Revenue $ 522 $ 592 $ 1,229 $ 1,214
UNITED STATES        
Revenue 271 278 705 573
Non-US [Member]        
Revenue $ 251 $ 314 $ 524 $ 641