Share-Based Compensation (Schedule Of Average U.S. Dollar Exchange Rate) (Details)	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Share-Based Compensation [Abstract]
Average exchange rate	1.012	0.971	0.878

The foreign exchange rate used to translate amounts denominated in the functional currency to the reporting currency.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 830

-SubTopic 30

-Section S99

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521

Name:	us-gaap_ForeignCurrencyExchangeRateTranslation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant