Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2012

Total Stock-Based Compensation Expense

Total stock-based compensation expense was recognized in our Condensed Consolidated Financial Statements as follows (in thousands):

	Three months ended September 30,				Nine months ended September 30,
	2012		2011		2012		2011
Cost of goods sold	$	353	$	295	$	1,121	$	957
Research and development expense		1,670		2,020		5,296		6,109
General and administrative expense		1,957		2,504		5,598		7,435
Total stock-based compensation	$	3,980	$	4,819	$	12,015	$	14,501