Geographic Information

12 Months Ended

Dec. 31, 2011

Geographic Information

Geographic Information

W. Geographic Information

        The following table summarizes total revenues from external customers and collaborators by geographic region. Product revenues are attributed to countries based on the location of the customer. Collaborative revenues are attributed to the operations of the Company in the United States. Royalty revenues are attributed to countries based on the location of the collaborator.

	Year Ended December 31,
	2011		2010		2009
	(in thousands)
United States	$	1,389,568	$	143,370	$	101,889
Outside of the United States
Belgium		20,289		—		—
Canada		769		—		—
Total revenues outside of the United States		21,058		—		—
Total revenues	$	1,410,626	$	143,370	$	101,889

        At December 31, 2011, the net book value of the Company's property and equipment in the United States and United Kingdom was $109.5 million and $21.4 million, respectively, which comprised approximately 98% of the total net book value of the Company's property and equipment. At December 31, 2010, the net book value of the Company's property and equipment in the United States and United Kingdom was $55.6 million and $15.3 million, respectively, which comprised approximately 98% of the total net book value of the Company's property and equipment.