v3.3.1.900

Stockholders' equity (Tables) | 12 Months Ended
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Dec. 31, 2015
Stockholders' equity |
Schedule of amount of shares of common stock reserved |
|  | December 31, 2015 |  | December 31, 2014 |
|  | (in thousands) |
Outstanding stock options under the 2001 Plan |  |  | 1,220 |  |  | 1,525 |
Outstanding stock options under the 2011 Plan |  |  | 2,528 |  |  | 2,816 |
Outstanding RSUs under the 2011 Plan |  |  | 1,819 |  |  | 1,385 |
Shares available for grant under the 2011 Plan |  |  | 5,978 |  |  | 4,492 |
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Total |  |  | 11,545 |  |  | 10,218 |
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