Stock-Based Compensation

3 Months Ended

Mar. 31, 2012

Stock-Based Compensation [Abstract]

Stock-Based Compensation

Note 8 — Stock-Based Compensation

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

	Three months ended March  31,
	2012		2011
Cost of goods sold	$	408	$	332
Research and development expense		1,923		1,969
General and administrative expense		1,903		2,501
Total stock-based compensation cost	$	4,234	$	4,802

During the three months ended March 31, 2012 and 2011, we granted 2,733,390 and 2,128,055 stock options, respectively. The weighted average grant-date fair value of options granted during the three months ended March 31, 2012 and 2011 was $3.76 per share and $5.74 per share, respectively. During the three months ended March 31, 2012 and 2011, we issued 105,348 and 505,700 common shares, respectively, as a result of stock issuances under our equity compensation plans.