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INCOME TAXES - Additional Information (Details) - USD ($) | 12 Months Ended
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Sep. 30, 2024 | Sep. 30, 2023
INCOME TAXES |  |
Federal net operating loss carryforward | $ 71,634,000 |
State net operating loss carryforward | 49,169,000 |
Deferred tax asset, Federal net operating loss carryforwards | (40,477,000) |
Deferred tax asset, State net operating loss carryforwards | (16,849,000) |
Increase (decrease) in valuation allowance | (6,280,000) | $ 4,531,000
Federal research and development credits | 2,369,000 |
State investment tax credits | 469,000 |
Minimum |  |
INCOME TAXES |  |
Operating loss carryforwards limitations on use amount | 44,000 |
Maximum |  |
INCOME TAXES |  |
Operating loss carryforwards limitations on use amount | $ 1,529,000 |

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