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FAIR VALUE DISCLOSURES - Mandatorily Redeemable Non-Controlling Interest (Details) - USD ($) | 6 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2025 | Apr. 30, 2025 | Sep. 30, 2024 | Oct. 01, 2022
Changes in the fair value of the contingent consideration: |  |  |  |
Discount rate | 13.20% |  |  |
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Selling, General and Administrative Expense |  |  |
Less current portion at fair value | $ (1,812,558) |  | $ (1,703,604) |
Noncurrent portion at fair value | $ 6,866,610 |  | $ 6,507,896 |
Team Sledd |  |  |  |
Changes in the fair value of the contingent consideration: |  |  |  |
Interest own (as a percent) | 76.00% |  | 76.00% | 76.00%
Team Sledd | Subsequent event |  |  |  |
Changes in the fair value of the contingent consideration: |  |  |  |
Interest own (as a percent) |  | 91.00% |  |
Mandatorily Redeemable Non-Controlling Interest |  |  |  |
Changes in the fair value of the contingent consideration: |  |  |  |
Difference between the contractual amount due and the fair value | $ 600,000 |  | $ 700,000 |
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Change in Fair Value of Mandatorily Redeemable Non-controlling Interest |  |  |

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