Shareholders' Equity (Dividends Declared) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
Sep. 30, 2012	Jul. 01, 2012	Apr. 01, 2012	Jan. 01, 2012	Oct. 02, 2011	Jul. 03, 2011	Apr. 03, 2011	Jan. 02, 2011
Equity [Abstract]
Dividend Per Share	$ 0.21	$ 0.17	$ 0.17	$ 0.17	$ 0.17	$ 0.13	$ 0.13	$ 0.13
Record date	Nov. 15, 2012	Aug. 08, 2012	May 09, 2012	Feb. 08, 2012	Nov. 17, 2011	Aug. 10, 2011	May 11, 2011	Feb. 09, 2011
Total Amount	$ 157.4	$ 129.1	$ 129.0	$ 128.2	$ 126.6	$ 97.4	$ 97.8	$ 97.4
Payment date	Nov. 30, 2012	Aug. 24, 2012	May 25, 2012	Feb. 24, 2012	Dec. 02, 2011	Aug. 26, 2011	May 27, 2011	Feb. 25, 2011

Aggregate dividends paid during the period for each share of common stock outstanding.

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 S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770

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- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586

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- Definition

Equity impact of common stock cash dividends declared by an entity during the period. This element includes paid and unpaid dividends declared during the period.

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- Definition

Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

+ References

No definition available.

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