Stock-Based Compensation (Valuation Assumptions) (Details) (Restricted Stock Units And Performance Based Restricted Stock Units [Member], USD $)	3 Months Ended
Mar. 29, 2013	Mar. 30, 2012
Restricted Stock Units And Performance Based Restricted Stock Units [Member]
ESPP Purchase Rights And Restricted Stock And Performance Based Restricted Stock Units [Abstract]
Risk-free interest rate	0.40%	0.30%
Dividend yield	1.20%	0.80%
Weighted-average estimated fair value	$ 32.52	$ 38.96

Disclosure of the weighted average expected dividend for an entity using a valuation technique with different dividend rates during the contractual term.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (f)(2)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 123R

-Paragraph A240

-Subparagraph e(2)(c)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration