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ACQUISITIONS AND DIVESTITURES - Narrative (Details) - USD ($) $ in Millions |  |  |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
May 14, 2026 | May 11, 2026 | Jan. 15, 2026 | Jan. 12, 2026 | May 01, 2024 | Dec. 31, 2024 | Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2024
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Disposal Group Not Discontinued Operation Gain Loss On Disposal Statement Of Income Extensible List Not Disclosed Flag |  |  |  |  |  |  |  |  | Other income (expense), net
Disposal by sale | Vertica |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Consideration |  | $ 150.0 |  |  |  |  |  |  |
Gain (loss) on sale |  |  |  |  |  |  | $ 11.6 |  |
Period of continued involvement after disposal |  | 12 months |  |  |  |  |  |  |
Transition services reimbursable |  |  |  |  |  |  | 1.1 |  |
Disposal by sale | eDOCS |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Consideration |  |  |  | $ 163.0 |  |  |  |  |
Gain (loss) on sale |  |  |  |  |  |  | 64.5 |  |
Period of continued involvement after disposal |  |  |  | 12 months |  |  |  |  |
Transition services reimbursable |  |  |  |  |  |  | 1.6 |  |
Disposal by sale | AMC Business |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Gain (loss) on sale |  |  |  |  |  | $ (4.2) |  |  | $ 429.1
Transition services reimbursable |  |  |  |  |  |  |  | $ 31.6 |
Cash |  |  |  |  | $ 2,275.0 |  |  |  |
Payment amount |  |  |  |  |  | $ 11.7 |  |  |
Transition services period |  |  |  |  | 24 months |  |  |  |
Acquisition Term Loan | Line of Credit | Secured Debt |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Repayment of line of credit |  |  |  |  |  |  | $ 613.0 |  | $ 1,310.0
Vertica | Acquisition Term Loan | Line of Credit | Secured Debt |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Repayment of line of credit | $ 150.0 |  |  |  |  |  |  |  |
eDOCS | Acquisition Term Loan | Line of Credit | Secured Debt |  |  |  |  |  |  |  |  |
Business Combination [Line Items] |  |  |  |  |  |  |  |  |
Repayment of line of credit |  |  | $ 163.0 |  |  |  |  |  |

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