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SEGMENT INFORMATION - Reconciliation of segment loss from operation to corporate loss (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
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Jun. 30, 2025 | Mar. 31, 2025 | Dec. 31, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2025 | Jun. 30, 2024 | Sep. 30, 2024 | Sep. 30, 2023
Reconciliation of segment loss from operations to corporate loss |  |  |  |  |  |  |  |  |  |
Loss from operations of reportable segments | $ (3,694,060) |  |  | $ (3,306,293) |  |  | $ (10,049,646) | $ (10,430,130) | $ (14,024,765) | $ (10,953,290)
General corporate expenses (b) | 2,930,627 |  |  | 2,635,863 |  |  | 8,423,602 | 8,440,919 | 11,447,894 | 12,751,644
Interest income | 40,267 |  |  | 36,295 |  |  | 168,672 | 84,972 |  |
Unrealized gain on change in fair value of warrants classified as a liability | 6,410 |  |  | 5,160,000 |  |  | 318,840 | 9,564,000 | 9,430,000 | 854,400
Unrealized loss on change in fair value of warrants classified as a liability - warrant modification |  |  |  |  |  |  |  | (394,000) | (394,000) |
Transaction costs allocated to warrant liabilities |  |  |  |  |  |  |  | (633,198) | (633,198) |
Loss on issuance of warrants |  |  |  |  |  |  |  | (1,633,767) | (1,633,767) |
Other (expense) income, net | (531) |  |  | (103) |  |  | (23,778) | (9,060) | (8,877) | 642
Net loss from discontinued operations | (336,195) |  |  | (33,791) |  |  | (403,120) | (272,397) |  |
Consolidated net (loss) income | (3,984,109) | $ (3,336,120) | $ (2,668,713) | 1,849,501 | $ (4,493,783) | $ (1,130,281) | (9,988,942) | (3,774,563) | (7,088,306) | (10,022,916)
Operating segment |  |  |  |  |  |  |  |  |  |
Reconciliation of segment loss from operations to corporate loss |  |  |  |  |  |  |  |  |  |
Loss from operations of reportable segments | (1,851,367) |  |  | (2,244,206) |  |  | (5,364,735) | (6,748,159) | (8,830,471) | (6,137,013)
General corporate expenses (b) | 1,194,353 |  |  | 1,623,857 |  |  | 4,086,903 | 4,901,312 |  |
Segment reconciling items |  |  |  |  |  |  |  |  |  |
Reconciliation of segment loss from operations to corporate loss |  |  |  |  |  |  |  |  |  |
General corporate expenses (b) | $ (1,842,693) |  |  | $ (1,102,485) |  |  | $ (4,684,821) | $ (4,005,351) | $ 5,194,294 | $ 4,816,277

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