v3.26.1
Note 6 - Income Taxes (Details Textual) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 31, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Effective Income Tax Rate Reconciliation, Percent 16.00% 54.00% 25.00% 30.00%
Undistributed Earnings of Foreign Subsidiaries $ 1.4   $ 1.4