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Income Taxes (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014
Income Taxes [Line Items] |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate | 35.00% |
Operating Loss Carryforwards | $ 439,029 |
Reorganization Of Goodwill Excess Tax Basis | 24,190 |
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Upper Bound | 6 |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 18 | $ 6
Deferred Tax Assets, Net | 2,228 | 1,957
Deferred Tax Liabilities Net | 697 |
Uncertain Tax Benefit Net Opertating Loss From Goodwill | 50,581 | $ 50,759
Change In Valuation Allowance [Line Items] |  |
Change In Valuation Allowance | 10,667 |
Internal Revenue Service (IRS) [Member] |  |
Income Taxes [Line Items] |  |
Cash Tax Reduction Attributable To Additional Goodwill Amortization | 11,487 |
Operating Loss Carryforwards Attributable To Additional Goodwill Amortization | $ 142,052 |
Tax Credit Carryforward, Limitations on Use | The annual limitation under Section 382 on the utilization of federal net operating losses was approximately $20,000 for the first five tax years subsequent to the change in ownership and $16,000 thereafter. |
Carryforward Amount Excluded From Limitations on Use | $ 295,318 |
Valuation Allowance, Deferred Tax Asset, Change in Amount | 106,530 |
DeferredTaxAssetOffsetByDeferredTaxLiability | 777 |
State and Local Jurisdiction [Member] |  |
Income Taxes [Line Items] |  |
Operating Loss Carryforwards Attributable To Additional Goodwill Amortization | 12,320 |
Operating Loss Carryforwards | 101,515 |
Valuation Allowance, Deferred Tax Asset, Change in Amount | 4,681 |
DeferredTaxAssetOffsetByDeferredTaxLiability | 135 |
Deferred Tax Assets, Net | 899 |
Change Resulting From Current Earnings [Member] |  |
Change In Valuation Allowance [Line Items] |  |
Change In Valuation Allowance | 7,034 |
Change Resulting From Expiration of Capital Losses [Member] |  |
Change In Valuation Allowance [Line Items] |  |
Change In Valuation Allowance | 3,641 |
Chnages Resulting From Acquired Deferred Tax Liabilities [Member] |  |
Change In Valuation Allowance [Line Items] |  |
Change In Valuation Allowance | 725 |
Change Resulting From Other [Member] |  |
Change In Valuation Allowance [Line Items] |  |
Change In Valuation Allowance | $ 733 |

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