September 2009 Financial Transactions (Tables)

6 Months Ended

Jun. 30, 2011

September 2009 Financial Transactions

Expenses and Liabilities Related to September 2009 Financial Transactions

			Three Months Ended June 30,					Six Months Ended June 30,
			2011			2010		2011			2010
			(in thousands)
Expenses and Losses (Gains):
	Interest expense related to 2012 Notes		$	2,863		$	3,702	$	10,797		$	7,285
	Change in fair value of embedded derivative related to 2012 Notes			(18	)		3,528		(1,514	)		3,848
	Change in fair value of free-standing derivatives related to sale of potential future milestone payments			2,238			23,706		9,332			24,875
		Total September 2009 financial transaction expenses	$	5,083		$	30,936	$	18,615		$	36,008

			June 30, 2011		December 31, 2010
			(in thousands)
Liabilities:
	2012 Notes, excluding fair value of embedded derivative		$	89,691	$	124,902
	Embedded derivative related to 2012 Notes			4,973		12,089
	Liability related to the sale of potential future milestone payments			87,131		77,799
		Total liabilities related to September 2009 financial transactions	$	181,795	$	214,790