Goodwill and Other Intangible Assets, Intangible Assets (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Intangible Assets
Weighted average useful lives of amortizable intangible assets	11 years
Gross Carrying Amount (definite-lived)	$ 1,800.8	$ 1,261.8
Accumulated Amortization	844.8	696.1
Net Carrying Amount, (definite-lived)	956.0	565.7
Indefinite-lived trade name intangible asset	269.1	269.1
Intangible assets, gross (excluding goodwill)	2,069.9	1,530.9
Net Carrying Amount, intangible assets	$ 1,225.1	834.8
Customer relationships
Intangible Assets
Weighted average useful lives of amortizable intangible assets	12 years
Gross Carrying Amount (definite-lived)	$ 1,296.4	782.6
Accumulated Amortization	519.8	450.6
Net Carrying Amount, (definite-lived)	$ 776.6	332.0
Proprietary technology
Intangible Assets
Weighted average useful lives of amortizable intangible assets	13 years
Gross Carrying Amount (definite-lived)	$ 350.3	365.1
Accumulated Amortization	170.9	146.1
Net Carrying Amount, (definite-lived)	$ 179.4	219.0
Backlog and other
Intangible Assets
Weighted average useful lives of amortizable intangible assets	1 year
Gross Carrying Amount (definite-lived)	$ 154.1	114.1
Accumulated Amortization	154.1	99.4
Net Carrying Amount, (definite-lived)	$ 0.0	$ 14.7