Note 2 - Liquidity, Capital Resources, and Going Concern (Details Textual) - USD ($) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Sep. 30, 2024 |
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| Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation | $ 900,000 | $ 900,000 | |||
| Cash Provided by (Used in) Operating Activity, Including Discontinued Operation | (69,407,762) | $ (145,182,897) | |||
| Working Capital (Deficit) | (144,100,000) | (144,100,000) | |||
| Working Capital, Net of Derivative Liabilities and Liabilities to Issue Stock | (41,600,000) | (41,600,000) | |||
| Net Income (Loss), Including Portion Attributable to Noncontrolling Interest | (131,768,424) | $ (91,628,613) | (304,447,183) | $ (326,984,240) | |
| Retained Earnings (Accumulated Deficit) | $ (2,610,910,202) | $ (2,610,910,202) | $ (2,319,220,938) | ||
| X | ||||||||||
- Definition Represents the value of total current assets net of current liabilities as of the balance sheet date. No definition available.
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| X | ||||||||||
- Definition Represents the amount of working capital net of derivative liabilities and liabilities to issue stock. No definition available.
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| X | ||||||||||
- Definition Amount of cash and cash equivalent, and cash and cash equivalent restricted to withdrawal or usage; attributable to continuing operation. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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