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Goodwill and Other Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2020
Goodwill and Other Intangible Assets |
Schedule of changes in the carrying amount of goodwill by segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Interconnect |  | Cable |  | ​ | ​ |
​ | ​ | Products and | ​ | Products and | ​ | ​ | ​ |
​ | ​ | Assemblies | ​ | Solutions | ​ | Total |
Goodwill at December 31, 2019 | ​ | $ | 4,710.0 | ​ | $ | 157.1 | ​ | $ | 4,867.1 | ​
Acquisition-related | ​ |  | 21.7 | ​ |  | — | ​ |  | 21.7 | ​
Foreign currency translation | ​ |  | (42.6) | ​ |  | — | ​ |  | (42.6) | ​
Goodwill at March 31, 2020 | ​ | $ | 4,689.1 | ​ | $ | 157.1 | ​ | $ | 4,846.2 | ​
Summary of the Company's intangible assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | March 31, 2020 | ​ | December 31, 2019
​ | Weighted | ​ | Gross |  | ​ |  | Net |  | Gross |  | ​ |  | Net
​ | Average | ​ | Carrying | ​ | Accumulated | ​ | Carrying | ​ | Carrying | ​ | Accumulated | ​ | Carrying
​ | Life (years) | ​ | Amount | ​ | Amortization | ​ | Amount | ​ | Amount | ​ | Amortization | ​ | Amount
Customer relationships | 9 | ​ | $ | 443.7 | ​ | $ | 280.0 | ​ | $ | 163.7 | ​ | $ | 446.2 | ​ | $ | 272.2 | ​ | $ | 174.0
Proprietary technology | 11 | ​ |  | 155.9 | ​ |  | 77.8 | ​ | ​ | 78.1 | ​ |  | 156.0 | ​ |  | 74.4 | ​ | ​ | 81.6
Backlog and other | 2 | ​ |  | 49.7 | ​ |  | 49.4 | ​ | ​ | 0.3 | ​ |  | 49.7 | ​ |  | 49.4 | ​ | ​ | 0.3
Total intangible assets (definite-lived) | 9 | ​ | ​ | 649.3 | ​ | ​ | 407.2 | ​ | ​ | 242.1 | ​ | ​ | 651.9 | ​ | ​ | 396.0 | ​ | ​ | 255.9
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Trade names (indefinite-lived) | ​ | ​ | ​ | 186.1 | ​ | ​ | ​ | ​ | ​ | 186.1 | ​ | ​ | 186.1 | ​ | ​ | ​ | ​ | ​ | 186.1
​ | ​ | ​ | $ | 835.4 | ​ | $ | 407.2 | ​ | $ | 428.2 | ​ | $ | 838.0 | ​ | $ | 396.0 | ​ | $ | 442.0

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- Definition Tabular disclosure of amortizable finite-lived intangible assets, in total and by major class, including the gross carrying amount and accumulated amortization, and indefinite-lived intangible assets not subject to amortization, excluding goodwill, in total and by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. + References No definition available. + Details
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- References No definition available. + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267 + Details
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