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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Amount of cash paid to acquire the entity.

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Percentage of voting equity interests acquired in the business combination.

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Gross amount of acquisition cost of a business combination allocated to noncurrent deferred tax assets.

+ References

No definition available.

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Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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Purchase accounting adjustments needed to revise the carrying amount of goodwill to fair value.

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The increase (decrease) to the recorded value of goodwill for foreign currency translation adjustments.

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The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an indefinite-lived intangible asset, other than goodwill, to fair value.

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Business combinations (Details Textual) (USD $) In Millions, unless otherwise specified	9 Months Ended	3 Months Ended			1 Months Ended		3 Months Ended
	Sep. 30, 2012	Sep. 30, 2012 Micromet, Inc. [Member]	Jun. 30, 2012 Micromet, Inc. [Member]	Mar. 07, 2012 Micromet, Inc. [Member]	Mar. 07, 2012 Micromet, Inc. [Member] Developed technology [Member]	Jun. 12, 2012 Mustafa Nevzat Pharmaceuticals [Member]	Sep. 30, 2012 Mustafa Nevzat Pharmaceuticals [Member]	Jul. 05, 2012 KAI Pharmaceuticals [Member]
Business Combinations (Textual) [Abstract]
Percentage of equity interest in acquisition						99.40%
Total consideration				$ 1,146		$ 677		$ 332
Impairment charge		19
Finite-lived intangible assets, estimated useful life (in years)					10 years	8 years
Goodwill				330		382		146
Goodwill, translation adjustments	(19)
Goodwill, other increases (decreases)			(38)				12
Deferred tax assets				$ 43