Research and Development Collaboration and License Agreements (Tables)

12 Months Ended

Dec. 31, 2012

Revenue Recognized Under Sanofi Agreement

Revenue recognized under the Sanofi agreement was as follows:

	Years Ended December 31,
(In thousands)	2012		2011		2010
Contract revenue:
Amortization of upfront fees	$	5,630	$	18,977	$	15,393
Reimbursement for development-related activities		468		1,278		2,319
Total contract revenue	$	6,098	$	20,255	$	17,712