XML 58 R46.htm IDEA: XBRL DOCUMENT v3.8.0.1
Net Loss Per Share (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Net Loss Per Share [Abstract]        
Effect of dilutive securities excluded $ 5,145 $ 2,223 $ 5,361 $ 1,585