Basis of Presentation (Details)	6 Months Ended
Jun. 25, 2011
Maximum number of associates	30,000
Cuba [Member]
Percentage of ownership in subsidiary	88.00%

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 5
-Section H

Name:	us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
Namespace Prefix:	us-gaap
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration