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The total cost of the acquired entity including the cash paid to shareholders of acquired entities, net of cash acquired, fair value of debt and equity securities issued to shareholders of acquired entities and the fair value of the liabilities assumed. Excludes contingent consideration.

+ References

No definition available.

+ Details

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- Definition

Amount of cash payment during the period for acquisitions completed in a prior year. Includes contingent consideration and post closing adjustments.

+ References

No definition available.

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- Definition

Amount of potential cash payments that could result from the contingent consideration arrangement.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph f

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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

The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 53

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 52

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141R

-Paragraph 68

-Subparagraph k

-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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- Definition

Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition.

+ References

No definition available.

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Completed Acquisitions Other Information (Details) (USD $) In Millions, unless otherwise specified		12 Months Ended		12 Months Ended
	Sep. 29, 2012	Dec. 31, 2011 One Lambda [Member]	Sep. 13, 2012 One Lambda [Member]	Dec. 31, 2011 Doe & Ingalls [Member]	May 01, 2012 Doe & Ingalls [Member]	Sep. 29, 2012 Other Acquisitions [Member]
Other Information
Purchase Price Paid			$ 884.0		$ 175.0	$ 15.0
Contingent Consideration, Potential Cash Payment			25.0		3.0	5.0
Revenue Reported by Acquired Entity		182.0		110.0
Goodwill, Expected Tax Deductible Amount			274.4		53.0
Purchase Price Paid For Acquisitions Completed In A Prior Year	$ 5.0