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Liability created by losses taken on a program in excess of inventory. This amount will be amortized into the forward loss catagory of inventory as inventory on the program increases.

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No definition available.

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Excess-over-average cost that is reasonably expected to be fully offset by lower-than-average cost in future periods of a contract, included in inventory.

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No definition available.

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In process inventory

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Forward loss recorded in the reporting period

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Non-recurring production costs include design and engineering costs and test articles.

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Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

+ References

Reference 1: 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

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-Name Accounting Standards Codification

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-Section 35

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

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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

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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

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-Name Accounting Standards Codification

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-Subparagraph (SX 210.5-02.6(a)

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Cumulative provision for contract losses not offset against related costs accumulated on the balance sheet.

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

-Publisher FASB

-Name Accounting Standards Codification

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-Publisher AICPA

-Name Statement of Position (SOP)

-Number 81-1

-Paragraph 89

-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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Inventory (Details 1) (USD $) In Millions, unless otherwise specified					12 Months Ended							3 Months Ended	9 Months Ended						3 Months Ended											3 Months Ended
	Sep. 26, 2013	Dec. 31, 2012	Sep. 26, 2013 Inventory Type Two [Member]	Dec. 31, 2012 Inventory Type Two [Member]	Dec. 31, 2012 Inventory Type Three [Member]	Sep. 26, 2013 Inventory Type Five [Member]	Dec. 31, 2012 Inventory Type Five [Member]	Sep. 26, 2013 Airbus Three Hundred Fifty XWB [Member]	Dec. 31, 2012 Airbus Three Hundred Fifty XWB [Member]	Sep. 26, 2013 Inventory Type Six [Member]	Dec. 31, 2012 Inventory Type Six [Member]	Sep. 26, 2013 Inventory Type Eight [Member]	Sep. 27, 2012 Inventory Type Eight [Member]	Dec. 31, 2012 Inventory Type Eight [Member]	Sep. 26, 2013 Inventory Type Ten [Member]	Dec. 31, 2012 Inventory Type Ten [Member]	Sep. 26, 2013 Other Inventory Contracts [Member]	Dec. 31, 2012 Other Inventory Contracts [Member]	Jun. 27, 2013 G280 [Member]	Sep. 26, 2013 G280 [Member]	Dec. 31, 2012 G280 [Member]	Sep. 26, 2013 G650 [Member]	Dec. 31, 2012 G650 [Member]	Sep. 26, 2013 Sikorsky [Member]	Dec. 31, 2012 Sikorsky [Member]	Sep. 26, 2013 Boeing Sustaining [Member]	Dec. 31, 2012 Boeing Sustaining [Member]	Sep. 26, 2013 Bombardier C Series [Member]	Dec. 31, 2012 Bombardier C Series [Member]	Sep. 26, 2013 Airbus 350-1000 XWB Non-Recurring [Member]
Inventory By Platform [Abstract]
Inventory	$ 2,120.0	$ 2,410.8	$ 85.4	$ 82.2		$ 824.0	$ 852.4	$ 483.5	$ 409.8	$ 95.0	$ 106.4				$ 61.6	$ 45.0	$ (12.6)	$ 102.3			$ 68.3	$ 195.7	$ 379.9	$ 0.7	$ 4.7	$ 379.2	$ 355.6	$ 7.5	$ 4.2
Inventory In Process	1,174.8	1,202.3	91.0	83.6		253.1	225.2	149.0	133.2	83.4	88.2	15.4		12.6	61.6	45.0	(14.1)	98.3		75.0	83.3	49.8	36.7			403.7	392.3	6.9	3.9
Non Recurring Production Costs Included In Inventory [Abstract]
Nonrecurring production cost included in inventory	109.7	117.5		(0.7)		11.0	26.6	78.7	51.3								1.5	4.0						0.7	4.7	17.8	31.6
Capitalized Preproduction Costs Included In Inventory [Abstract]
Capitalized pre-production	505.2	524.6	4.9			167.4	189.5	77.0	56.8			45.1		51.4						5.2	5.5	198.5	208.4			7.1	5.8
Net Forward Loss Charge Recorded					8.0							(8.4)	151.0						191.5											32.7
Provision for Loss on Contracts	1,154.2	607.4	(10.3)	(11.5)		(221.3)	(184.0)	(112.8)	(8.9)			(125.8)		(115.2)						(274.5)	(118.8)	(396.7)	(162.5)			(12.8)	(6.5)
Deferred Production Costs And Credit Balances [Abstract]
Deferred Production Costs	1,484.5	1,173.8	(0.2)	3.6		613.8	595.1	291.6	177.4	11.6	18.2	65.3		51.2						194.3	98.3	344.1	297.3			(36.6)	(67.6)	0.6	0.3
Contract Liability					$ 1.5							$ 16.8								$ 42.2										$ 7.7