Reportable Business Segments and International Operations, Reconciliation of Segment Operating Income to Consolidated Income Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segment Reporting Information
Stock-based compensation expense	$ (109.5)	$ (99.0)	$ (89.5)
Amortization of acquisition-related inventory step-up costs recorded in Cost of sales	(18.2)	0.0	0.0
Acquisition-related expenses	(127.4)	(34.6)	(21.5)
Other operating expenses	(76.7)	(67.9)	(67.0)
Operating income	3,156.9	2,559.6	2,585.8
Interest expense	(217.0)	(139.5)	(128.4)
Gain on bargain purchase acquisition	0.0	5.4	0.0
Other income (expense), net	72.0	29.3	10.0
Income before income taxes	3,011.9	2,454.8	2,467.4
Operating Segment
Segment Reporting Information
Operating income	3,488.7	2,761.1	2,763.8
Operating Segment | Harsh Environment Solutions
Segment Reporting Information
Operating income	1,093.2	943.9	801.6
Operating Segment | Communications Solutions
Segment Reporting Information
Operating income	1,569.6	1,063.5	1,245.7
Operating Segment | Interconnect and Sensor Systems
Segment Reporting Information
Operating income	$ 825.9	$ 753.7	$ 716.5