Revenue Recognition, Disaggregation of Net Sales (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Revenue recognition
Net sales	$ 3,295.2	$ 2,818.5	$ 9,383.8	$ 7,849.5
United States
Revenue recognition
Net sales	1,086.0	830.0	3,041.5	2,283.0
China
Revenue recognition
Net sales	900.4	778.8	2,415.6	2,129.9
Other foreign locations
Revenue recognition
Net sales	1,308.8	1,209.7	3,926.7	3,436.6
End customers and contract manufacturers
Revenue recognition
Net sales	2,717.4	2,324.0	7,678.2	6,524.3
Distributors and resellers
Revenue recognition
Net sales	577.8	494.5	1,705.6	1,325.2
Harsh Environment Solutions
Revenue recognition
Net sales	793.8	706.6	2,311.9	2,030.9
Harsh Environment Solutions | United States
Revenue recognition
Net sales	404.1	343.9	1,147.2	1,002.8
Harsh Environment Solutions | China
Revenue recognition
Net sales	104.6	111.0	338.0	317.4
Harsh Environment Solutions | Other foreign locations
Revenue recognition
Net sales	285.1	251.7	826.7	710.7
Harsh Environment Solutions | End customers and contract manufacturers
Revenue recognition
Net sales	558.9	495.9	1,612.8	1,468.3
Harsh Environment Solutions | Distributors and resellers
Revenue recognition
Net sales	234.9	210.7	699.1	562.6
Communications Solutions
Revenue recognition
Net sales	1,518.0	1,271.1	4,216.5	3,414.4
Communications Solutions | United States
Revenue recognition
Net sales	398.5	253.8	1,092.0	673.7
Communications Solutions | China
Revenue recognition
Net sales	558.4	491.5	1,433.8	1,335.7
Communications Solutions | Other foreign locations
Revenue recognition
Net sales	561.1	525.8	1,690.7	1,405.0
Communications Solutions | End customers and contract manufacturers
Revenue recognition
Net sales	1,212.5	1,020.1	3,311.0	2,743.8
Communications Solutions | Distributors and resellers
Revenue recognition
Net sales	305.5	251.0	905.5	670.6
Interconnect and Sensor Systems
Revenue recognition
Net sales	983.4	840.8	2,855.4	2,404.2
Interconnect and Sensor Systems | United States
Revenue recognition
Net sales	283.4	232.3	802.3	606.5
Interconnect and Sensor Systems | China
Revenue recognition
Net sales	237.4	176.3	643.8	476.8
Interconnect and Sensor Systems | Other foreign locations
Revenue recognition
Net sales	462.6	432.2	1,409.3	1,320.9
Interconnect and Sensor Systems | End customers and contract manufacturers
Revenue recognition
Net sales	946.0	808.0	2,754.4	2,312.2
Interconnect and Sensor Systems | Distributors and resellers
Revenue recognition
Net sales	$ 37.4	$ 32.8	$ 101.0	$ 92.0