The change in contingent acquisition related obligations.

Name:	aph_ChangeInContingentAcquisitionRelatedObligations
Namespace Prefix:	aph
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents the accretion of the discount on contingent consideration liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3).

+ Details

Name:	aph_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAccretionOfDiscountOnContingentConsiderationLiabilities
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Period Type:	duration

- Definition

This element represents the contingent consideration liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3).

+ Details

Name:	aph_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisFairValueOfContingentConsiderationLiabilities
Namespace Prefix:	aph
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents the cash outflow for payment of contingent consideration obligations related to acquisition.

+ Details

Name:	aph_PaymentOfContingentAcquisitionRelatedObligationsFinancingActivitiesImpact
Namespace Prefix:	aph
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- 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.

+ Details

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ Details

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Data Type:	xbrli:stringItemType
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- Definition

This element represents a liability measured at fair value using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6925170&loc=d3e19207-110258

+ Details

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- Definition

Investments which are intended to be sold in the short term (usually less than one year or the normal operating cycle, whichever is longer) including trading securities, available-for-sale securities, held-to-maturity securities, and other short-term investments not otherwise listed in the existing taxonomy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 7

-Section 03

-Paragraph 1

-Subparagraph g

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.2)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Period Type:	instant

Fair Value Measurements (Details) (USD $) In Thousands	9 Months Ended		12 Months Ended			9 Months Ended
Fair Value Measurements (Details) (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010	Dec. 31, 2010 Fair value measurements recurring basis	Sep. 30, 2011 Fair value measurements recurring basis Quoted prices for identical instruments in active markets (Level 1)	Dec. 31, 2010 Fair value measurements recurring basis Quoted prices for identical instruments in active markets (Level 1)	Sep. 30, 2011 Fair value measurements recurring basis Significant unobservable inputs (Level 3)
Fair value of assets and liabilities measured on recurring basis
Short-term investments	$ 90,730	$ 98,341		$ 90,730	$ 98,341
Contingent consideration payments			56,668
Summary of changes in fair value of the Company's Level 3 items
Balance at the beginning of the period						56,668
Accretion of discount on contingent consideration liabilities						1,145
Payment of contingent acquisition related obligations	(40,000)					(40,000)
Change in contingent acquisition related obligations (Note 16)	$ (17,813)					$ (17,813)