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v3.21.2

Segment Results (Narrative) (Detail) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2021 USD ($) segment | Sep. 30, 2020 USD ($)
Segment Reporting [Abstract] |  |  |  |
Number of reportable segments | segment |  |  | 4 |
Restructuring (gains) charges, net | $ (1.1) | $ 0.0 | $ (14.3) | $ 22.0
Acquisition-related and integration charges | $ 0.0 | $ 2.7 | $ 0.0 | $ 10.3

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