Acquisitions (Tables)

3 Months Ended

Mar. 31, 2013

Acquisitions (Tables) [Abstract]

Rollforward of Fair Value of Contingent Consideration [Table Text Block]

Balance as of December 31, 2012	$	(663	)
Amounts recorded to acquisition purchase accounting	(2		)
Net fair value adjustments	23
Payments made	—
Balance as of March 31, 2013	$	(642	)

Description of unobservable inputs used in Level 3 fair value measurements [Table Text Block]

Contingent Consideration Liability	Fair Value as of March 31, 2013	Valuation Technique	Unobservable Input	Range
R&D, Regulatory and Commercialization-based Milestones	$199 million	Probability Weighted Discounted Cash Flow	Discount Rate	1.0%-2.4%
			Probability of Payment	45% - 98%
			Projected Year of Payment	2013 - 2017
Revenue-based Payments	$203 million	Discounted Cash Flow	Discount Rate	12% - 18%
			Probability of Payment	15% - 100%
			Projected Year of Payment	2013 - 2018
	$240 million	Monte Carlo	Revenue Volatility	15% - 29%
			Risk Free Rate	LIBOR Term Structure
			Projected Year of Payment	2013-2018