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ACQUISITIONS - Acquisition Summary (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2025 | Dec. 31, 2024
Business Acquisition [Line Items] |  |
Goodwill | $ 8,113.0 | $ 7,907.3
Acquisition related liabilities and contingent consideration | $ 0.3 |
Business Acquisitions and Investment |  |
Business Acquisition [Line Items] |  |
Net tangible assets (liabilities) acquired |  | 2.0
Identifiable intangible assets |  | 21.7
Goodwill |  | 33.6
Total aggregate purchase price |  | 57.3
Acquisition related liabilities and contingent consideration |  | (3.2)
Net cash paid for acquisitions, including acquisition-related liabilities and contingent consideration |  | 54.1
Business Acquisitions and Investment | Customer relationships |  |
Business Acquisition [Line Items] |  |
Identifiable intangible assets |  | 18.3
Business Acquisitions and Investment | Trademarks |  |
Business Acquisition [Line Items] |  |
Identifiable intangible assets |  | 1.8
Business Acquisitions and Investment | Other technology |  |
Business Acquisition [Line Items] |  |
Identifiable intangible assets |  | $ 1.6

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