Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets and Goodwill [Table Text Block]

The following table summarizes the carrying amount of our intangible assets and goodwill (in thousands):



	March 31, 2012		December 31, 2011
Indefinite-lived intangible assets	$	10,986,200	$	266,200
Finite-lived intangible assets	780,827		796,664
Total intangible assets	11,767,027		1,062,864
Goodwill	1,078,919		1,004,102
Total intangible assets and goodwill	$	12,845,946	$	2,066,966

Schedule of Finite-Lived Intangible Assets by Major Class [Table Text Block]

The following table summarizes our finite-lived intangible assets (in thousands):



	March 31, 2012				December 31, 2011
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Intangible asset - Ranexa	$	688,400	$	106,104	$	688,400	$	97,099
Intangible asset - Lexiscan	262,800		76,159		262,800		69,723
Other	24,995		13,105		24,995		12,709
Total	$	976,195	$	195,368	$	976,195	$	179,531

Estimated Future Amortization Expense

As of March 31, 2012, the estimated future amortization expense associated with our intangible assets for the remaining nine months of 2012 and each of the five succeeding fiscal years are as follows (in thousands):



Fiscal Year	Amount
2012 (remaining nine months)	$	47,509
2013	64,283
2014	66,735
2015	73,261
2016	100,048
2017	132,786
Total	$	484,622

Schedule of Goodwill [Table Text Block]

The following table summarizes the changes in the carrying amount of goodwill (in thousands):



Balance at December 31, 2011	$	1,004,102
Goodwill resulting from the acquisition of Pharmasset	74,817
Balance at March 31, 2012	$	1,078,919

- Definition

Tabular disclosure of amortizable intangibles assets, in total and by major class, including the gross carrying amount and accumulated amortization. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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- Definition

Tabular disclosure of goodwill by reportable segment and in total. Disclosure details may include, but are not limited to, the carrying amount of goodwill, goodwill acquired during the year, goodwill impairment losses recognized, goodwill written-off due to the sale of a business unit, goodwill not yet allocated, and any other changes to goodwill.

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