v3.19.3
Net loss per share attributable to common stockholders (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Numerator:        
Net loss attributable to common stockholders, basic and diluted $ (187) $ (522) $ (5,124) $ (1,636)
Denominator:        
Weighted average common stock, basic and diluted (in shares) 44,136 42,377 43,904 41,890
Net loss per share attributable to common stockholders:        
Basic (in dollars per share) $ 0.00 $ (0.01) $ (0.12) $ (0.04)
Diluted (in dollars per share) $ 0.00 $ (0.01) $ (0.12) $ (0.04)