Nature of Operations and Significant Accounting Policies (Share Repurchases and Dividend Increase) (Details) (USD $)	1 Months Ended	3 Months Ended	9 Months Ended
Apr. 30, 2013	Sep. 27, 2013	Sep. 27, 2013	Sep. 28, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Share repurchase program	$ 1,000,000,000
Share Repurchased		$ 129,000,000	$ 224,000,000	$ 500,000,000

The cash outflow to reacquire common stock during the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

Name:	us-gaap_PaymentsForRepurchaseOfCommonStock
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration