Note 10 - Loss Per Share - Schedule of Earnings Per Share (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|||
| Net loss attributable to common stockholders | $ (129,724,816) | $ (87,360,817) | $ (291,689,264) | $ (281,187,675) | ||
| Less: preferred stock dividends accrued | (26,785) | (23,066) | (76,823) | (66,412) | ||
| Less: financial result from exchange of Series C P/S for Series E P/S | 0 | (8,604,029) | 0 | (8,604,029) | ||
| Less: fair value of common stock issued to avoid fractional shares on reverse stock split (see Note 1 - Description of business and basis of presentation) | (71,982) | 0 | (71,982) | 0 | ||
| Net loss used in computing basic net loss per share of common stock | $ (129,823,583) | $ (95,987,912) | $ (291,838,069) | $ (289,858,116) | ||
| Net loss per share (in dollars per share) | [1] | $ (11,231.39) | $ (95,987,912) | $ (74,887.88) | $ (289,858,116) | |
| Weighted average shares outstanding, basic and diluted (in shares) | [1] | 11,559 | 1 | 3,897 | 1 | |
| Previously Reported [Member] | ||||||
| Net loss per share (in dollars per share) | $ (19.39) | $ (35.83) | ||||
| Weighted average shares outstanding, basic and diluted (in shares) | 12,134,899 | 7,644,049 | ||||
| ||||||
| X | ||||||||||
- Definition The amount of preferred stock dividends and adjustments that are an adjustment to net income apportioned to common stockholders. No definition available.
|
| X | ||||||||||
- Definition The excess of (1) the carrying amount of the preferred stock in the registrant's balance sheet over (2) the fair value of the consideration transferred to the holders of the preferred stock, during the accounting period, which will be added to net earnings to arrive at net earnings available to common shareholders in the calculation of earnings per share. No definition available.
|
| X | ||||||||||
- Definition Represents the amount of stock issued to avoid fractional shares from a stock split. No definition available.
|
| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|