Capital Stock Capital Stock (Narrative) (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended	9 Months Ended
Feb. 04, 2014	Sep. 30, 2014	Oct. 02, 2014
Capital [Abstract]
Increase in stock repurchase program authorization			$ 5,000.0
Accelerated share repurchase agreement, authorized amount	$ 600.0
Stock repurchased and retired under Accelerated share repurchase agreement during period, shares		6.6

Number of shares that have been repurchased and retired during the period.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

Name:	us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration