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Income Taxes (Details) (USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended | 0 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Sep. 30, 2012 Internal Revenue Service (IRS) [Member] | Sep. 30, 2012 Internal Revenue Service (IRS) [Member] Minimum [Member] | Sep. 30, 2012 Internal Revenue Service (IRS) [Member] Maximum [Member] | Oct. 09, 2012 State and Local Jurisdiction [Member] | Jun. 30, 2013 State and Local Jurisdiction [Member] | Sep. 30, 2012 State and Local Jurisdiction [Member]
Income taxes [Abstract] |  |  |  |  |  |  |  |
Effective tax rate | 38.80% | 38.10% |  |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |  |  |  |
Years under examination |  |  |  | 2005 | 2007 |  |  |
Cash paid for income taxes | $ 1,222 | $ 3,614 | $ 613 |  |  | $ 318 |  |
Interest paid on tax settlement |  |  | 225 |  |  | 5 | 135 |
Penalties and interest due |  |  |  |  |  |  |  | $ 149

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 2 -Article 4 + Details
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- Definition The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585 + Details
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- Definition The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations. + 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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