Annual report pursuant to Section 13 and 15(d)

Capitalized software - Schedule of Components of Capitalized Software (Details)

v3.5.0.2
Capitalized software - Schedule of Components of Capitalized Software (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2014
Capitalized software      
Capitalized software $ 80,646 $ 73,584  
Less: Accumulated amortization (50,507) (41,101)  
Capitalized software, net 30,139 32,483  
Capitalized software amortization expense $ 9,200 $ 9,900 $ 9,900