September 2009 Financial Transactions (Tables)

3 Months Ended

Mar. 31, 2012

September 2009 Financial Transactions

Expenses Related to September 2009 Financial Transactions

	Three Months Ended March 31,
	2012		2011
	(in thousands)
Expenses and Losses (Gains):
Interest expense related to 2012 Notes	$	—	$	7,934
Change in fair value of embedded derivative related to 2012 Notes		—		(1,496	)
Change in fair value of free-standing derivatives related to the sale of milestone payments		—		7,094
Total September 2009 financial transaction expenses	$	—	$	13,532