Income Taxes (Details) - USD ($) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Sep. 30, 2016 |
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| Income Tax Disclosure [Abstract] | |||
| Effective tax rate | 29.30% | 25.30% | |
| Federal statutory rate | 35.00% | ||
| Unrecognized tax benefits | $ 13,698 | $ 13,820 | |
| Unrecognized tax benefits that would impact effective tax rate | 6,541 | 6,663 | |
| Total penalties and interest accrued | $ 2,225 | $ 2,088 | |
| X | ||||||||||
- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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