Acquisitions - Business Acquisition Consideration Transferred (Parenthetical) (Detail)	Apr. 01, 2013
GPC Asia Pacific [Member]
Business Acquisition [Line Items]
Percentage of previously acquired investment	30.00%

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.

No definition available.

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration