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FAIR VALUE DISCLOSURES - Contingent Consideration (Details) |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Apr. 05, 2024 USD ($) installment | Dec. 31, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($)
FAIR VALUE DISCLOSURES |  |  |  |
Operating income |  |  | $ (1,453,452) | $ (124,992)
Burklund Distributors, Inc |  |  |  |
FAIR VALUE DISCLOSURES |  |  |  |
Contingent consideration payable in cash | $ 3,000,000 |  |  |
Contingent consideration, number of installments | installment | 2 |  |  |
Operating income |  | $ 1,500,000 |  |
Difference in fair value and estimated due |  |  |  | 200,000
Changes in the fair value of the contingent consideration: |  |  |  |
Fair value, beginning of period |  | $ 1,453,452 | 1,453,452 |
Change in fair value |  |  | $ (1,453,452) | $ (124,992)
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Selling, General and Administrative Expense | Selling, General and Administrative Expense
Fair value, end of period | $ 1,578,444 |  |  | $ 1,453,452
Less current portion at fair value |  |  |  | 710,270
Noncurrent portion at fair value |  |  |  | $ 743,182

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