Goodwill and Intangible Assets, Net (Tables)

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets, Net

Schedule of changes in the carrying value of goodwill, IPR&D and intangible assets

(in thousands)	Intangible assets			IPR&D		Goodwill
Balance, December 31, 2009		3,125			7,010		3,605
Amortization		(320	)		—		—
Balance, December 31, 2010		2,805			7,010		3,605
Amortization		(320	)		—		—
Balance, December 31, 2011	$	2,485		$	7,010	$	3,605
Amortization		(320	)		—		—
Balance, December 31, 2012		2,165			7,010		3,605

Schedule of expected amortization expense for intangible assets for the next five-year period

Years Ended December 31,	(in thousands)
2013	$	320
2014		320
2015		320
2016		320
2017		320