XML 67 R55.htm IDEA: XBRL DOCUMENT v3.10.0.1
Share Based Compensation - Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2018
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award        
Total share-based compensation $ 3,393 $ 6,765 $ 3,153 $ 2,257
Unrecognized stock based compensation $ 42,000      
Period for recognition of share based compensation (years) 3 years 9 months 18 days      
Research and development        
Share-based Compensation Arrangement by Share-based Payment Award        
Total share-based compensation $ 1,906 3,116 1,145 916
General and administrative        
Share-based Compensation Arrangement by Share-based Payment Award        
Total share-based compensation $ 1,487 $ 3,649 $ 2,008 $ 1,341