September 2009 Financial Transactions (Tables)

6 Months Ended

Jun. 30, 2012

September 2009 Financial Transactions

Expenses Related to September 2009 Financial Transactions

	Three Months Ended June 30,					Six Months Ended June 30,
	2012		2011			2012		2011
	(in thousands)
Expenses and Losses (Gains):
Interest expense related to 2012 Notes	$	—	$	2,863		$	—	$	10,797
Change in fair value of embedded derivative related to 2012 Notes		—		(18	)		—		(1,514	)
Change in fair value of free-standing derivatives related to the sale of milestone payments		—		2,238			—		9,332
Total September 2009 financial transaction expenses	$	—	$	5,083		$	—	$	18,615