XML 92 R74.htm IDEA: XBRL DOCUMENT v3.25.1
Note 16 - Stock Option Plans - Fair Value Assumptions (Details)
12 Months Ended
Jan. 31, 2025
Risk free interest rate 3.54%
Risk free interest rate 4.47%
Expected dividend yield 0.00%
Minimum [Member]  
Expected life (in years) (Year) 5 years 6 months 7 days
Maximum [Member]  
Expected life (in years) (Year) 6 years 10 months 13 days