v2.4.0.6

Stock-Based Compensation (Details 2) (USD $) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2010 | Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | $ 24,916,000 | $ 19,009,000 | $ 20,000,000
Information related to share-based compensation |  |  |  |
Expense recorded in connection with stock option modification | 900,000 |  |  |
Non-employee options and RSUs |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 307,000 | 1,186,000 | 501,000
RSAs |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 5,498,000 | 398,000 | 470,000
Information related to share-based compensation |  |  |  |
Total unrecognized compensation cost related to unvested stock-based compensation |  | 5,389,000 |  |
Weighted-average remaining service period of recognition of unrecognized compensation cost (in years) |  | 4.5 |  |
Stock options |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 4,528,000 | 7,003,000 | 10,271,000
Information related to share-based compensation |  |  |  |
Total unrecognized compensation cost related to unvested stock-based compensation |  | 7,293,000 |  |
Weighted-average remaining service period of recognition of unrecognized compensation cost (in years) |  | 2.8 |  |
RSUs |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 13,290,000 | 9,783,000 | 7,473,000
Information related to share-based compensation |  |  |  |
Total unrecognized compensation cost related to unvested stock-based compensation |  | 12,449,000 |  |
Weighted-average remaining service period of recognition of unrecognized compensation cost (in years) |  | 2.0 |  |
RSAs performance-contingent | Senior management |  |  |  |
Information related to share-based compensation |  |  |  |
Maximum potential expenses associated with 2011 performance-contingent restricted stock grant |  | 31,900,000 |  |
RSAs performance-contingent | Officer |  |  |  |
Information related to share-based compensation |  |  |  |
Maximum potential expenses associated with 2011 performance-contingent restricted stock grant |  | 475,000 |  |
Employee stock purchase plan |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 1,293,000 | 639,000 | 1,285,000
Research and development |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 13,422,000 | 10,322,000 | 11,542,000
Research and development | RSAs performance-contingent | Senior management |  |  |  |
Information related to share-based compensation |  |  |  |
Maximum potential expenses associated with 2011 performance-contingent restricted stock grant |  | 6,300,000 |  |
General and administrative |  |  |  |
Allocation of stock-based compensation expense |  |  |  |
Stock-based compensation expense |  | 11,494,000 | 8,687,000 | 8,458,000
General and administrative | RSAs performance-contingent | Senior management |  |  |  |
Information related to share-based compensation |  |  |  |
Maximum potential expenses associated with 2011 performance-contingent restricted stock grant |  | $ 25,600,000 |  |

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- Definition Represents the expenditure incurred in connection with the modification of stock option plan of the entity during the reporting period. + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -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 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=6793087&loc=d3e301413-122809 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph 64 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph h -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, using a decimal to express in number of years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph h -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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