Goodwill and Other Intangible Assets, Goodwill (Details) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2022 USD ($) agreement	Dec. 31, 2021 USD ($) agreement
Goodwill.
Goodwill, Beginning Balance	$ 6,376.8
Acquisition-related	23.4
Foreign currency translation	(125.2)
Goodwill, Ending Balance	$ 6,275.0	$ 6,376.8
Number of acquisitions | agreement	1	7
Harsh Environment Solutions
Goodwill.
Goodwill, Beginning Balance	$ 1,663.7
Acquisition-related	32.3
Foreign currency translation	(25.8)
Goodwill, Ending Balance	$ 1,670.2	$ 1,663.7
Number of acquisitions | agreement	1	1
Communications Solutions
Goodwill.
Goodwill, Beginning Balance	$ 2,950.1
Acquisition-related	(6.4)
Foreign currency translation	(34.5)
Goodwill, Ending Balance	2,909.2	$ 2,950.1
Number of acquisitions | agreement		3
Interconnect and Sensor Systems
Goodwill.
Goodwill, Beginning Balance	1,763.0
Acquisition-related	(2.5)
Foreign currency translation	(64.9)
Goodwill, Ending Balance	$ 1,695.6	$ 1,763.0
Number of acquisitions | agreement		3