v2.4.0.8
Net Loss Per Share - Weighted Average Number of Common Shares Outstanding (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Numerator:    
Net loss $ (6,673) $ (2,649)
Denominator:    
Weighted average common shares outstanding 97,668 96,701
Weighted average unvested common shares subject to repurchase (830) (875)
Weighted average common shares outstanding—basic 96,838 95,826
Effect of dilutive securities:    
Options, warrants and restricted share awards 0 0
Weighted average common shares outstanding—diluted 96,838 95,826
Net loss per common share:    
Basic and diluted net loss per share $ (0.07) $ (0.03)