v3.4.0.3
Net Loss Per Share - Basic and Diluted Net Loss Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Earnings Per Share [Abstract]    
Net loss $ (4,911) $ (8,903)
Weighted-average shares used in computing basic and diluted net loss per share (in shares) 51,377 49,433
Basic and diluted net loss per share (in USD per share) $ (0.10) $ (0.18)