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Revenue Recognition (Details) - item | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Revenue recognition |  |  |  |
Remaining performance obligation, expected timing for substantial portion of performance obligations |  |  | 3 months |
Practical expedient, performance obligation |  |  | true |
Minimum |  |  |  |
Revenue recognition |  |  |  |
Number of reporting periods that may be extended across for multiple delivery dates |  |  | 1 |
Maximum |  |  |  |
Revenue recognition |  |  |  |
Percentage of net sales recognized over time | 5.00% | 5.00% | 5.00% | 5.00%
Remaining performance obligation, expected timing for nearly all performance obligations |  |  | 1 year |

X
- Definition The number of reporting periods that may extend across for multiple delivery dates relating to customer contracts. + References No definition available. + Details
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Namespace Prefix: | aph_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percentage of net sales recognized over time. + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

X
- Definition Period in which nearly all of the remaining performance obligations are expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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Namespace Prefix: | aph_
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Period Type: | duration

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- Definition Period in which a substantial portion of the remaining performance obligations is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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Namespace Prefix: | aph_
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Indicates (true false) whether optional exemption was applied not to disclose amount of transaction price allocated to and explanation of expected timing of revenue recognition for remaining performance obligation, when contract has expected duration of one year or less or right to consideration corresponds directly to performance completed. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130558-203045 + Details
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Period Type: | duration

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- Details
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- Details
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