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SHARE-BASED COMPENSATION - (Details) - USD ($) | 1 Months Ended | 3 Months Ended | 9 Months Ended | 49 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 31, 2025 | Feb. 28, 2025 | Jan. 31, 2025 | Jun. 30, 2024 | Feb. 29, 2024 | Jun. 30, 2023 | Feb. 28, 2023 | Apr. 30, 2022 | Jan. 31, 2022 | Jul. 31, 2021 | Jun. 30, 2021 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Jun. 30, 2025 | Dec. 31, 2024
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options granted (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 33,775 |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15.94 |  |  |
Intrinsic value of stock option |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  | $ 0 |  |  | $ 0
2021 Equity Incentive Plan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  | $ 294,793 | $ 345,191 | $ 952,607 | $ 2,256,712 |  |
Common stock shares reserved |  |  |  |  |  |  |  |  |  |  |  | 331,807 |  | 331,807 |  |  |
Additional common stock shares reserved | 125,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock shares available (in shares) |  |  |  |  |  |  |  |  |  |  |  | 133,872 |  | 133,872 |  |  |
Stock options granted (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 227,775 |
Total compensation expense not yet recognized |  |  |  |  |  |  |  |  |  |  |  | $ 1,238,135 |  | $ 1,238,135 |  |  |
Weighted average vesting period |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 year 3 months 25 days |  |  |
Weighted average grant date fair value |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 68.79 |  |  |
2021 Equity Incentive Plan | June 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 363,440 |  |
Stock options granted (in shares) |  |  |  |  |  |  |  |  |  |  | 40,375 |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  |  |  |  |  |  | $ 125.2 |  |  |  |  |  |
2021 Equity Incentive Plan | July 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 981,833 |  |
Stock options granted (in shares) |  |  |  |  |  |  |  |  |  | 77,500 |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 123.6 |  |  |  |  |  |  |
2021 Equity Incentive Plan | January 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  |  | 18,950 | $ 6,317 | 56,850 |  |
Stock options granted (in shares) |  |  |  |  |  |  |  |  | 4,000 |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  |  |  |  | $ 88.8 |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | April 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  |  | 5,377 | 7,170 | 16,133 |  |
Stock options granted (in shares) |  |  |  |  |  |  |  | 1,500 |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  |  |  | $ 75.8 |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | February 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  | 109,521 | 109,521 | 328,563 | 328,563 |  |
Stock options granted (in shares) |  |  |  |  |  |  | 23,375 |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  |  | $ 68.2 |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | June 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 53,600 |  |
Stock options granted (in shares) |  |  |  |  |  | 2,500 |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  |  | $ 55 |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | February 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  | 183,713 | 183,713 | 551,139 | 428,663 |  |
Stock options granted (in shares) |  |  |  |  | 41,750 |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  | $ 63 |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | February 2024 | Employee |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options granted (in shares) |  |  |  |  | 41,750 |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  |  | $ 63 |  |  |  |  |  |  |  |  |  |  |  |
Vesting term of options |  |  |  |  | 36 months |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | June 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  |  | $ 27,630 | 55,260 | $ 27,630 |  |
Stock options granted (in shares) |  |  |  | 3,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  | $ 47.6 |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | June 2024 | Independent directors/consultants |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options granted (in shares) |  |  |  | 3,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  |  | $ 47.6 |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting term of options |  |  |  | 1 year |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | January 2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  |  |  |  |  |  |  |  |  |  | $ 1,559 |  | $ 4,158 |  |  |
Stock options granted (in shares) |  |  | 1,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  | $ 15.54 |  |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | January 2025 | Employee |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options granted (in shares) |  |  | 1,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  |  | $ 15.6 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Vesting term of options |  |  | 36 months |  |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | February 2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options granted (in shares) |  | 32,275 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  | $ 15.96 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2021 Equity Incentive Plan | February 2025 | Employee |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share based compensation expense |  | $ 413,120 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options granted (in shares) |  | 32,275 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Grant exercise price (in dollars per share) |  | $ 16 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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