Commitments and Contingencies (Details)	Mar. 31, 2013 item
Commitments and Contingencies
Number of environmental cleanup sites for which the company and Honeywell jointly consented	2
Number of environmental cleanup sites for which Honeywell reimburses costs incurred	3

This element represents the number of environmental cleanup sites to which the entity is jointly or severally liable to perform certain investigations and remediation and monitoring activities.

No definition available.

Name:	aph_SiteContingencyNumberOfSites
Namespace Prefix:	aph_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant