Intangible Assets and Goodwill (Tables)

6 Months Ended

Jun. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets by Major Class

The following information details the carrying amounts and accumulated amortization of the Company's intangible assets subject to amortization:

	As of June 30, 2014								As of December 31, 2013
	Weighted Average Useful Life	Gross Carrying Amount		Accumulated Amortization and other charges			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
		(in thousands)
Identifiable intangible assets
Customer relationships	8 years	$	7,457	$	(6,544	)	$	913	$	7,457	$	(5,631	)	$	1,826
Selling rights agreements	5.7 years	9,125		(7,415		)	1,710		9,125		(5,870		)	3,255
Trademarks	8 years	3,024		(2,654		)	370		3,024		(2,284		)	740
Product licenses	6.2 years	71,000		(50,307		)	20,693		71,530		(25,067		)	46,463
Developed product rights	14.5 years	94,430		(1,338		)	93,092		—		—			—
Cleviprex milestones	12.5 years	2,000		(233		)	1,767		2,000		(191		)	1,809
Total	10.5 years	$	187,036	$	(68,491	)	$	118,545	$	93,136	$	(39,043	)	$	54,093

Schedule of Indefinite-lived Intangible Assets by Major Class

The following information details the carrying amounts of the Company's intangible assets not subject to amortization:

	As of June 30, 2014					As of December 31, 2013
	Gross Carrying Amount		Adjustments	Net Carrying Amount		Gross Carrying Amount		Adjustments	Net Carrying Amount
	(in thousands)
Intangible assets not subject to amortization:
In-process research and development	$	720,180	—	$	720,180	$	720,180	—	$	720,180
Recothrom option	62,000		—	62,000		62,000		—	62,000
Total	$	782,180	—	$	782,180	$	782,180	—	$	782,180

Schedule of Goodwill

The changes in the carrying amount of goodwill for the six months ended June 30, 2014:

	June 30, 2014
	(in thousands)
Balance as of December 31, 2013	$	257,694
Goodwill resulting from the acquisition of Tenaxis	26,796
Translation adjustments	332
Balance as of June 30, 2014	$	284,822