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Income Taxes (Textual) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2012 | Dec. 31, 2013
Income Tax Contingency [Line Items] |  |  |  |
Additions to valuation allowance | $ 3,900,000 | $ 5,850,000 | $ 1,740,000 |
Proceeds from Income Tax Refunds | 6,474,000 | 18,000 | 1,115,000 |
Undistributed earnings of foreign subsidiaries | 1,400,000 |  |  |
Unrecognized tax benefits that would impact effective tax rate | 1,800,000 |  |  |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense | 400,000 | 500,000 | 400,000 |
Unrecognized tax benefits, income tax penalties and interest accrued | 1,600,000 |  |  | 1,200,000
Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority | 200,000 |  |  |
Minimum |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Number of years open for tax examinations | 3 years |  |  |
Maximum |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Number of years open for tax examinations | 5 years |  |  |
Federal |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Net operating loss carryforwards | 2,600,000 |  |  |
Foreign Tax Authority |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Net operating loss carryforwards | 29,300,000 |  |  |
State Jurisdiction |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |
Net operating loss carryforwards | $ 3,600,000 |  |  |

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- Definition The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32559-109319 + Details
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- Definition Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319 + Details
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