Goodwill and Other Intangible Assets, Goodwill (Details) $ in Millions	6 Months Ended
	Jun. 30, 2024 USD ($)
Goodwill.
Goodwill, Beginning Balance	$ 7,092.4
Acquisition-related	1,227.9
Foreign currency translation	(58.5)
Goodwill, Ending Balance	8,261.8
Harsh Environment Solutions
Goodwill.
Goodwill, Beginning Balance	2,009.3
Acquisition-related	1,174.2
Foreign currency translation	(12.5)
Goodwill, Ending Balance	3,171.0
Communications Solutions
Goodwill.
Goodwill, Beginning Balance	2,977.5
Acquisition-related	4.1
Foreign currency translation	(13.7)
Goodwill, Ending Balance	2,967.9
Interconnect and Sensor Systems
Goodwill.
Goodwill, Beginning Balance	2,105.6
Acquisition-related	49.6
Foreign currency translation	(32.3)
Goodwill, Ending Balance	$ 2,122.9