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Goodwill and Intangible Assets (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Sep. 30, 2017
Goodwill And Intangible Assets Details Narrative          
Amortization expense $ 1,394 $ 2,790 $ 369 $ 738  
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity          
2018 2,792   2,792    
2019 5,586   5,586    
2020 5,005   5,005    
2021 4,148   4,148    
2022 3,469   3,469    
Thereafter 11,259   11,259    
Total $ 32,259   $ 32,259   $ 35,049