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DISCONTINUED OPERATIONS - Narrative (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
May 05, 2025 | Mar. 31, 2026 | Mar. 31, 2025 | Mar. 31, 2026 | Mar. 31, 2025 | Sep. 30, 2025 | Sep. 30, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Other income |  | $ 70 | $ 593 | $ 631 | $ 2,419 |  |
Infinx TSA and Infinx ELA | Related Party |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Other income |  | 26 |  | 160 |  |  |
Payroc TSA and Payroc PSA | Related Party |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Other income |  | $ 34 | $ 461 | $ 65 | $ 956 |  |
Discontinued Operations, Disposed of by Sale | Healthcare RCM Business |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Purchase price | $ 96,252 |  |  |  |  |  |
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Healthcare RCM Business |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Transaction costs incurred |  |  |  |  |  | $ 1,332 |
Discontinued Operations, Held-for-Sale or Disposed of by Sale | Merchant Services Business |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |
Purchase price |  |  |  |  |  |  | $ 439,516

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