Inventory (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 28, 2013
Capitalized Pre Production Inventory [Abstract]
Total capitalized pre-production, Beginning Balance	$ 524.6
Charges To Costs And Expenses Pre Production Inventory	(15.2)
Capitalized Costs Pre Production Inventory	0.6
Total capitalized pre-production, Ending Balance	$ 510.0

Gross amount of an expenditure that is incurred which is not expensed in the current period but rather capitalized as a component of inventory.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 6

-Subparagraph a

-Article 5

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

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 43

-Section A

-Paragraph 9

-Chapter 3

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.6(a)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_OtherInventoryCapitalizedCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant