Schedule of significant accounting policies - fair values of financial assets of the company (Details) - USD ($) |
Nov. 30, 2025 |
Feb. 28, 2025 |
|---|---|---|
| Platform Operator, Crypto Asset [Line Items] | ||
| Marketable Securities | $ 6,323,566 | $ 6,727,678 |
| Fair Value, Inputs, Level 1 [Member] | ||
| Platform Operator, Crypto Asset [Line Items] | ||
| Marketable Securities | 6,212,951 | 6,135,914 |
| Fair Value, Inputs, Level 2 [Member] | ||
| Platform Operator, Crypto Asset [Line Items] | ||
| Marketable Securities | 110,615 | 591,764 |
| Fair Value, Inputs, Level 3 [Member] | ||
| Platform Operator, Crypto Asset [Line Items] | ||
| Marketable Securities |