Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - Shared Services Agreement (Details)

v3.8.0.1
Related Party Transactions - Shared Services Agreement (Details) - TBCO - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2015
Related Party Transaction [Line Items]      
Payments for services and covenants $ 592    
Expense under shared services agreement $ 564 $ 479 $ 379