Income Taxes - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2018 |
Sep. 30, 2017 |
Sep. 30, 2016 |
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| Income Tax Disclosure [Abstract] | ||||
| Statutory federal income tax rate | 35.00% | 24.53% | 35.00% | |
| Tax benefit | $ 9,847 | $ 0 | $ 0 | |
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- Definition Tax Cuts And Jobs Act Of 2017 Incomplete Accounting Change In Tax Rate Deferred Tax Liability Provisional Income Tax Benefit No definition available.
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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