v3.26.1
Note 3 - Revenue - Timing of Revenue Recognition (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Revenues $ 6,080 $ 6,382
Transferred at Point in Time [Member]    
Revenues 5,325 5,811
Transferred over Time [Member]    
Revenues $ 755 $ 571