Basis of Presentation (Details)	3 Months Ended
Mar. 30, 2013 segment	Mar. 31, 2012
Basis of Presentation [Abstract]
Number of Reportable Segments	5
Duration Of Fiscal Interim Period	89 days	91 days

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration