v3.3.1.900

Stock-Based Compensation - Stock-Based Compensation (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Stock-Based Compensation |  |  |
Allocated share-based compensation expense | $ 21,839 | $ 14,683 | $ 18,353
Stock-Based Compensation |  |  |
Unrecognized compensation expense | $ 33,100 |  |
Future forfeiture rate (as a percent) | 2.00% |  |
Period for recognition of compensation cost | 2 years |  |
Research and development expenses |  |  |
Stock-Based Compensation |  |  |
Allocated share-based compensation expense | $ 4,570 | 2,403 | 3,478
Selling, general and administrative expenses |  |  |
Stock-Based Compensation |  |  |
Allocated share-based compensation expense | $ 17,269 | $ 12,280 | $ 14,875

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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 S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 2: 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 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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