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Goodwill and Identifiable Intangible Assets, net - Summary of Identifiable Intangible Assets, net (Details) - USD ($) $ in Millions | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | $ 707.1 | $ 356.4
Accumulated Amortization | (270.2) | (226.9)
Net | 436.9 | 129.5
Total identifiable intangible assets, net |  |
Gross Carrying Value | 716.0 | 365.3
Net | 445.8 | 138.4
Trademarks and tradenames with indefinite lives |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Trademarks and tradenames with indefinite lives | 8.9 | 8.9
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 279.7 | 99.5
Accumulated Amortization | (62.1) | (47.1)
Net | 217.6 | 52.4
Trademarks and tradenames with indefinite lives |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 56.7 | 30.8
Accumulated Amortization | (18.1) | (14.4)
Net | 38.6 | 16.4
Software |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 162.2 | 147.7
Accumulated Amortization | (124.0) | (111.3)
Net | 38.2 | 36.4
Technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 197.1 | 67.0
Accumulated Amortization | (55.9) | (44.3)
Net | 141.2 | 22.7
Contracts |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 11.4 | 11.4
Accumulated Amortization | (10.1) | (9.8)
Net | $ 1.3 | $ 1.6

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