v3.26.1
13. Income taxes - Federal statutory tax rates to income tax benefit (Details)
12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Income Tax Disclosure [Abstract]    
Federal income tax rate 21.00% 21.00%
Permanent differences (9.00%) (4.00%)
State taxes 0.00% 0.00%
Valuation allowance 5.00% 5.00%
Foreign rate differential 9.00% 7.00%
Other 0.00% 0.00%
Effective rate 26.00% 29.00%