Income Taxes - Components of Income Taxes Provision (Benefit) (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2018 |
Sep. 30, 2017 |
Sep. 30, 2016 |
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| Current provision (benefit): | |||||||||||
| Federal | $ 8,055 | $ 2,321 | $ 496 | ||||||||
| State | 195 | (366) | 73 | ||||||||
| Total current provision | 8,250 | 1,955 | 569 | ||||||||
| Deferred provision (benefit): | |||||||||||
| Federal | 4,205 | 10,190 | 11,691 | ||||||||
| State | 1,513 | 2,116 | (52) | ||||||||
| Total deferred provision | 5,718 | 12,306 | 11,639 | ||||||||
| Total income tax provision | $ 3,386 | $ 6,723 | $ 1,610 | $ 2,249 | $ 1,852 | $ 9,094 | $ 1,484 | $ 1,831 | $ 13,968 | $ 14,261 | $ 12,208 |
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- Definition Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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