Income Taxes (Deferred Tax Valuation Allowance) (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2014 |
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| 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 |
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- Definition Deferred Tax Valuation Allowance [Roll Forward] No definition available.
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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