Note 5 - Series B Preferred stock (Details) - USD ($) |
6 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Series B Preferred Stock consideration issued due to Merger | 4,400 | ||
| Series B Preferred Stock Consideration in Exchange for an Assumed Liability | 8,455 | ||
| Issuance of preferred B to settle Cavalry debt (assumed liabilities) | $ 845,500 | ||
| Amortization of debt discounts | $ 0 | 707,755 | $ 0 |
| June 13, 2025 | |||
| Debt Instrument, Unamortized Discount | 178,468 | ||
| December 8, 2025 | |||
| Debt Instrument, Unamortized Discount | 26,111 | ||
| Series B Preferred Stock | |||
| Amortization of debt discounts | 160,724 | ||
| Series B Preferred Stock | June 13, 2025 | |||
| Amortization of debt discounts | 153,320 | ||
| Series B Preferred Stock | December 8, 2025 | |||
| Amortization of debt discounts | $ 7,404 | ||
| Shares, Issued | 1,300 | ||
| Series B Preferred Stock | May 27, 2026 | |||
| Issuance of common stock payable, Shares | 360 | ||
| Stock Issued During Period, Value, Other | $ 36,000 | ||