XML 43 R30.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Goodwill and Other Intangible Assets (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
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, 2017 |  | $ | 3,896.1 |  | $ | 146.5 |  | $ | 4,042.6 |
Acquisition-related |  |  | 73.3 |  |  | — |  |  | 73.3 |
Foreign currency translation |  |  | 30.6 |  |  | — |  |  | 30.6 |
Goodwill at March 31, 2018 |  | $ | 4,000.0 |  | $ | 146.5 |  | $ | 4,146.5 |
Summary of the Company's intangible assets |
|  |  | March 31, 2018 |  | December 31, 2017
| Weighted |  | Gross |  |  |  | Net |  | Gross |  |  |  | Net
| Average |  | Carrying |  | Accumulated |  | Carrying |  | Carrying |  | Accumulated |  | Carrying
| Life (years) |  | Amount |  | Amortization |  | Amount |  | Amount |  | Amortization |  | Amount
Customer relationships | 10 |  | $ | 403.9 |  | $ | 210.9 |  | $ | 193.0 |  | $ | 398.1 |  | $ | 199.8 |  | $ | 198.3
Proprietary technology | 11 |  |  | 107.6 |  |  | 53.1 |  |  | 54.5 |  |  | 107.5 |  |  | 50.7 |  |  | 56.8
Backlog and other | 2 |  |  | 34.0 |  |  | 33.6 |  |  | 0.4 |  |  | 34.0 |  |  | 33.6 |  |  | 0.4
Total intangible assets (definite-lived) | 10 |  |  | 545.5 |  |  | 297.6 |  |  | 247.9 |  |  | 539.6 |  |  | 284.1 |  |  | 255.5
Trade names (indefinite-lived) |  |  |  | 186.1 |  |  | — |  |  | 186.1 |  |  | 186.1 |  |  | — |  |  | 186.1
|  |  | $ | 731.6 |  | $ | 297.6 |  | $ | 434.0 |  | $ | 725.7 |  | $ | 284.1 |  | $ | 441.6

X
- 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
Name: | aph_ScheduleOfFiniteLivedAndIndefiniteLivedIntangibleAssetsByMajorClassTableTextBlock
Namespace Prefix: | aph_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration