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v3.25.4

Goodwill and Other Intangible Assets - Schedule of Goodwill and Other Intangible Assets Rollforward (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Goodwill |  |  |
Goodwill, beginning balance | $ 439.2 | $ 168.8 |
Acquisitions of businesses | 690.8 | 270.4 |
Measurement period adjustments | 23.1 | 0.0 |
Attribution of acquisition date fair value estimates between goodwill and other intangible assets | (235.6) | 0.0 |
Impairments | (9.1) |  |
Dispositions | (294.3) | 0.0 |
Goodwill, ending balance | 614.1 | 439.2 | $ 168.8
Other Intangible Assets |  |  |
Other intangible assets (excluding goodwill), beginning balance | 281.1 | 201.8 |
Acquisition of businesses | 0.0 | 101.0 |
Acquisitions of intangible assets | 0.0 | 0.3 |
Measurement period adjustments | 0.0 | 0.0 |
Attribution of acquisition date fair value estimates between goodwill and other intangible assets | 235.6 | 0.0 |
Amortization | (28.4) | (22.0) | (7.2)
Impairments | (0.5) |  |
Dispositions of businesses | (81.7) | 0.0 |
Other intangible assets (excluding goodwill), ending balance | 406.1 | 281.1 | 201.8
Total Goodwill and Other Intangible Assets |  |  |
Total goodwill and other intangible assets, beginning balance | 720.3 | 370.6 |
Acquisition of businesses | 690.8 | 371.4 |
Acquisition of intangible assets | 0.0 | 0.3 |
Measurement period adjustments | 23.1 | 0.0 |
Attribution of acquisition date fair value estimates between goodwill and other intangible assets (1) | 0.0 | 0.0 |
Amortization | (28.4) | (22.0) | (7.2)
Goodwill and intangible asset impairment | (9.6) |  |
Disposition of businesses | (376.0) | 0.0 |
Total goodwill and other intangible assets, ending balance | $ 1,020.2 | $ 720.3 | $ 370.6

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