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DISCONTINUED OPERATIONS - Additional Information (Details) - International Business - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2021 | Sep. 30, 2022 | Aug. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Contingent consideration maximum payout |  |  | $ 23.8
Fair value of contingent consideration |  |  | $ 18.2
Discontinued Operations |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
Contingent consideration payout |  | $ 6.0 |
Pre-tax charge | $ 12.2 |  |

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