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Stock-Based Compensation | 9 Months Ended
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Sep. 30, 2013
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Stock-Based Compensation | NOTE 6—STOCK-BASED COMPENSATION The following table shows total stock-based compensation expense included in the condensed consolidated statement of operations for the three month and nine months ended September 30, 2013 and 2012 (in thousands):
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2013 |  |  | 2012 |  |  | 2013 |  |  | 2012 |
Costs and expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Research and development |  | $ | 732 |  |  | $ | 774 |  |  | $ | 2,140 |  |  | $ | 2,195 |
General and administrative |  |  | 659 |  |  |  | 630 |  |  |  | 1,958 |  |  |  | 1,816 |
Total stock-based compensation expense |  | $ | 1,391 |  |  | $ | 1,404 |  |  | $ | 4,098 |  |  | $ | 4,011 |

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- Definition The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6406099&loc=d3e25284-112666 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6418621&loc=d3e17540-113929 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5444-113901 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 + Details
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