Name:	aph_DiscreteTaxBenefitResultingFromTaxAuditSettlementsLapsesOfStatutesOfLimitationAndDifferenceInNonUsTaxFilingPosition
Namespace Prefix:	aph_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Represents the basis point impact to the effective tax rate relating to the acquisition-related expenses.

No definition available.

Name:	aph_EffectiveIncomeTaxRateImpactAcquisitionRelatedExpenses
Namespace Prefix:	aph_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Represents the basis point impact to the effective tax rate associated with the gain on the bargain purchase acquisition.

No definition available.

Name:	aph_EffectiveIncomeTaxRateImpactGainOnBargainPurchaseAcquisition
Namespace Prefix:	aph_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to reserve for foreign prior period tax positions.

No definition available.

Name:	aph_EffectiveIncomeTaxRateReconciliationDiscreteTaxExpenseResultingFromNoticePertainingToPriorPeriodTaxPositions
Namespace Prefix:	aph_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Percentage (in basis points) of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) excluding the effect of the discrete tax benefit comprised of the settlement of tax audits and lapses of statutes of limitation, along with a difference in a non-U.S. tax filing position. The resulting basis point impact reflects the impact of these discrete tax items on the effective tax rate (in basis points).

No definition available.

Name:	aph_EffectiveIncomeTaxRateReconciliationImpactDiscreteTaxBenefitResultingFromTaxAuditSettlementsLapsesOfStatutesOfLimitationAndDifferenceInNonUSTaxFilingPosition
Namespace Prefix:	aph_
Data Type:	dtr-types:percentItemType
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Period Type:	duration

Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to reserve for foreign tax positions.

No definition available.

Name:	aph_EffectiveIncomeTaxRateReconciliationReserveForForeignTaxPositions
Namespace Prefix:	aph_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Amount of tax benefit from exercise of option under share-based payment arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 2A
-Subparagraph (a)
-SubTopic 10
-Topic 718
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2A

Name:	us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- References

No definition available.