Business Combinations (Details 3) (USD $) In Millions, unless otherwise specified	6 Months Ended
Jun. 30, 2011
Significant assumptions in the valuation of IPR&D
IPR&D	$ 233
Provigent [Member]
Significant assumptions in the valuation of IPR&D
Development Projects	Microwave
Weighted Average Estimated Percent Complete	41.00%
Average Estimated Time to Complete	2.1
Estimated Cost to Complete	74
Risk Adjusted Discount Rate	21.00%
IPR&D	$ 45

Average Estimated Time to Complete.

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Estimated Cost to Complete.

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Risk Adjusted Discount Rate.

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Significant assumptions in valuation of in process research and development.

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Weighted Average Estimated Percent Complete.

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- Definition

With respect to a business combination completed during the period, this element provides a description of the business, other than the name, which may include the industry, size, products and other important information.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141R
-Paragraph 68
-Subparagraph a

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph a

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 52

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 141
-Paragraph 51
-Subparagraph e

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