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Supplementary Data (Details) - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Jan. 01, 2024 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Text Block [Abstract] |  |  |  |
Goodwill | $ 5,080.9 | $ 5,063.7 |  | $ 5,080.9
Goodwill, Acquired During Period |  | (1.0) |  |
Goodwill, Other Decrease |  | (16.2) |  |
Goodwill | 5,080.9 | 5,063.7 |  | 5,080.9
Goodwill, Transfers | 0.0 |  |  |
Goodwill, Acquired During Period |  | (1.0) |  |
Goodwill, Other Decrease |  | (16.2) |  |
Restructuring charges |  | 0.6 | $ 1.6 |
MD&E |  |  |  |
Text Block [Abstract] |  |  |  |
Goodwill | 2,690.8 | 2,686.4 |  | 2,677.5
Goodwill, Acquired During Period |  | 0.0 |  |
Goodwill, Other Decrease |  | (4.4) |  |
Goodwill | 2,690.8 | 2,686.4 |  | 2,677.5
Goodwill, Transfers | 13.3 |  |  |
Goodwill, Acquired During Period |  | 0.0 |  |
Goodwill, Other Decrease |  | (4.4) |  |
Restructuring charges |  | 0.0 | 0.0 |
IA&C |  |  |  |
Text Block [Abstract] |  |  |  |
Goodwill | 1,709.9 | 1,699.5 |  | 1,723.2
Goodwill, Acquired During Period |  | (1.2) |  |
Goodwill, Other Decrease |  | (9.2) |  |
Goodwill | 1,709.9 | 1,699.5 |  | 1,723.2
Goodwill, Transfers | (13.3) |  |  |
Goodwill, Acquired During Period |  | (1.2) |  |
Goodwill, Other Decrease |  | (9.2) |  |
Lease impairment costs |  | 0.3 |  |
Restructuring charges |  | 0.3 | 0.3 |
SC&E |  |  |  |
Text Block [Abstract] |  |  |  |
Goodwill | 680.2 | 677.8 |  | 680.2
Goodwill, Acquired During Period |  | 0.2 |  |
Goodwill, Other Decrease |  | (2.6) |  |
Goodwill | 680.2 | 677.8 |  | $ 680.2
Goodwill, Transfers | $ 0.0 |  |  |
Goodwill, Acquired During Period |  | 0.2 |  |
Goodwill, Other Decrease |  | (2.6) |  |
Lease impairment costs |  | 0.3 | 1.2 |
Restructuring charges |  | $ 0.3 | $ 1.3 |

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