Reportable Business Segments, Net sales by segment (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($) segment entity	Jun. 30, 2023 USD ($)
Segment reporting information
Number of reportable business segments | segment			3
Number of segment managers | entity			3
Net sales	$ 3,609.7	$ 3,053.9	$ 6,866.0	$ 6,028.0
Harsh Environment Solutions
Segment reporting information
Net sales	1,046.0	888.9	1,962.0	1,743.1
Communications Solutions
Segment reporting information
Net sales	1,444.6	1,161.6	2,710.3	2,288.4
Interconnect and Sensor Systems
Segment reporting information
Net sales	1,119.1	1,003.4	2,193.7	1,996.5
Operating Segment | Harsh Environment Solutions
Segment reporting information
Net sales	1,046.0	888.9	1,962.0	1,743.1
Operating Segment | Communications Solutions
Segment reporting information
Net sales	1,444.6	1,161.6	2,710.3	2,288.4
Operating Segment | Interconnect and Sensor Systems
Segment reporting information
Net sales	1,119.1	1,003.4	2,193.7	1,996.5
Inter-Segment
Segment reporting information
Net sales	41.7	40.4	77.5	83.2
Inter-Segment | Harsh Environment Solutions
Segment reporting information
Net sales	21.9	24.0	41.5	47.8
Inter-Segment | Communications Solutions
Segment reporting information
Net sales	13.4	12.1	24.6	26.0
Inter-Segment | Interconnect and Sensor Systems
Segment reporting information
Net sales	$ 6.4	$ 4.3	$ 11.4	$ 9.4