Note 1 - Description of Business and Basis of Presentation - Schedule of Impact of Reverse Stock Splits on Common Stock (Details) - Common Stock [Member] |
12 Months Ended | |||
|---|---|---|---|---|
|
Sep. 30, 2024
shares
| ||||
| Balance (in shares) | 5 | [1] | ||
| Increase of common stock during fiscal year 2024 (in shares) | 758 | |||
| Balance (in shares) | 763 | [1] | ||
| Previously Reported [Member] | ||||
| Balance (in shares) | 28,718 | |||
| Increase of common stock during fiscal year 2024 (in shares) | 4,548,589 | |||
| Balance (in shares) | 4,577,307 | |||
| Restatement Adjustment, Reverse Stock Split 1:60 [Member] | ||||
| Balance (in shares) | (28,239) | |||
| Increase of common stock during fiscal year 2024 (in shares) | (4,472,780) | |||
| Balance (in shares) | (4,501,019) | |||
| Restatement Adjustment, Reverse Stock Split 1:100 [Member] | ||||
| Balance (in shares) | (474) | |||
| Increase of common stock during fiscal year 2024 (in shares) | (75,051) | |||
| Balance (in shares) | (75,525) | |||
| ||||