Stockholders' Equity - Summary of Stock-based Compensation Expense Recognized (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
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Jun. 30, 2016 |
Jun. 30, 2015 |
Jun. 30, 2016 |
Jun. 30, 2015 |
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Stock-based compensation expense by type of award: | ||||
Stock-based compensation expense | $ 2,156 | $ 809 | $ 3,451 | $ 1,327 |
Employee Stock Purchase Plan | ||||
Stock-based compensation expense by type of award: | ||||
Stock-based compensation expense | 155 | 105 | 246 | 190 |
Stock options | ||||
Stock-based compensation expense by type of award: | ||||
Stock-based compensation expense | $ 2,001 | $ 704 | $ 3,205 | $ 1,137 |
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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