Annual report pursuant to Section 13 and 15(d)

Income Taxes (Deferred Tax Valuation Allowance) (Details)

v3.5.0.2
Income Taxes (Deferred Tax Valuation Allowance) (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2014
Deferred Tax Valuation Allowance [Roll Forward]      
Balance at the beginning of the year $ 23,810 $ 12,350 $ 8,450
Additions to valuation allowance 500 11,460 3,900
Balance at the end of the year $ 24,310 $ 23,810 $ 12,350