License and Collaboration Agreements (Tables)

3 Months Ended

Mar. 31, 2012

License and Collaboration Agreements [Abstract]

License, collaboration, and other revenue

		Three months ended March  31,
Partner	Agreement	2012		2011
Affymax, Inc.	OMONTYS®	$	2,217	$	451
Hoffmann — La Roche	PEGASYS® and MIRCERA®		1,380		1,283
Amgen, Inc.	Neulasta®		1,250		1,250
Bayer Healthcare LLC	BAY41-6551 (Amikacin Inhale)		742		750
Baxter Healthcare	Hemophilia		684		368
Other			1,554		2,404
License, collaboration, and other revenue		$	7,827	$	6,506