v3.26.1
Note 16 - Revenues - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Revenue from Contract with Customer, Excluding Assessed Tax $ 514 $ 10,889
Technology Licensing [Member]    
Revenue from Contract with Customer, Excluding Assessed Tax 0 10,395
Engineering Services [Member]    
Revenue from Contract with Customer, Excluding Assessed Tax 506 368
Product [Member]    
Revenue from Contract with Customer, Excluding Assessed Tax $ 8 $ 126