Note 6 - Promissory Notes Receivable (Details Textual) - Rio Grande Resources Ltd [member] - Foremost promissory note [member] - CAD ($) |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Nov. 05, 2024 |
Nov. 04, 2024 |
|
| Statement Line Items [Line Items] | |||
| Borrowings | $ 276,304 | $ 520,000 | $ 520,000 |
| Borrowings, interest rate | 8.95% | ||
| Percent of funds required for the debt note upon completion of arrangement | 15.00% | ||
| Amount of funds paid from completion of arrangement | $ 240,000 | ||
| Interest expense on borrowings | 23,389 | ||
| Principal repayments on borrowings | 42,150 | ||
| Repayments of current borrowing interest | $ 27,085 |