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Reportable Business Segments, Segment Results (Details) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) segment | Jun. 30, 2020 USD ($)
Segment reporting information |  |  |  |
Number of reportable business segments | segment |  |  | 2 |
Net sales | $ 2,653.9 | $ 1,987.5 | $ 5,031.0 | $ 3,849.5
Operating income | 476.2 | 357.4 | 941.0 | 674.3
Interconnect Products and Assemblies |  |  |  |
Segment reporting information |  |  |  |
Net sales | 2,541.3 | 1,898.5 | 4,821.4 | 3,677.5
Cable Products and Solutions |  |  |  |
Segment reporting information |  |  |  |
Net sales | 112.6 | 89.0 | 209.6 | 172.0
Operating Segment |  |  |  |
Segment reporting information |  |  |  |
Net sales | 2,653.9 | 1,987.5 | 5,031.0 | 3,849.5
Operating income | 566.6 | 387.9 | 1,064.4 | 734.0
Operating Segment | Interconnect Products and Assemblies |  |  |  |
Segment reporting information |  |  |  |
Net sales | 2,541.3 | 1,898.5 | 4,821.4 | 3,677.5
Operating income | 559.7 | 379.5 | 1,049.0 | 719.2
Operating Segment | Cable Products and Solutions |  |  |  |
Segment reporting information |  |  |  |
Net sales | 112.6 | 89.0 | 209.6 | 172.0
Operating income | 6.9 | 8.4 | 15.4 | 14.8
Operating Segment | Corporate and Other |  |  |  |
Segment reporting information |  |  |  |
Net sales | 0.0 | 0.0 | 0.0 | 0.0
Inter-Segment |  |  |  |
Segment reporting information |  |  |  |
Net sales | 41.1 | 21.4 | 70.7 | 38.7
Inter-Segment | Interconnect Products and Assemblies |  |  |  |
Segment reporting information |  |  |  |
Net sales | 27.0 | 12.5 | 44.8 | 21.0
Inter-Segment | Cable Products and Solutions |  |  |  |
Segment reporting information |  |  |  |
Net sales | 14.1 | 8.9 | 25.9 | 17.7
Inter-Segment | Corporate and Other |  |  |  |
Segment reporting information |  |  |  |
Net sales | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.0

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