XML 74 R50.htm IDEA: XBRL DOCUMENT v3.10.0.1
Share Based Compensation - Restricted Ordinary Shares (Narratives) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award      
Share based compensation expense $ 6,765 $ 3,153 $ 2,257
Non-employee compensation expense $ 100    
Restricted Ordinary Shares      
Share-based Compensation Arrangement by Share-based Payment Award      
Granted (shares) 0 642,150 1,070,797
Vested (shares) 534,906 453,134 220,940
Unrecognized stock based compensation $ 800    
Non-employee compensation expense $ 1,000 $ 200  
Restricted Ordinary Shares | Service Based      
Share-based Compensation Arrangement by Share-based Payment Award      
Granted (shares)   439  
Restricted Ordinary Shares | Service and Performance Based      
Share-based Compensation Arrangement by Share-based Payment Award      
Granted (shares)   641,711  
Restricted Ordinary Shares | Performance Based      
Share-based Compensation Arrangement by Share-based Payment Award      
Vested (shares) 159,492 24,896  
Share based compensation expense $ 1,000 $ 800