Income Taxes - Reconciliation of Income Tax Expense (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2018 |
Sep. 30, 2017 |
Sep. 30, 2018 |
Sep. 30, 2017 |
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| Income Tax Disclosure [Abstract] | ||||
| Computed at the statutory rate | $ 13,880 | $ 15,235 | $ 41,731 | $ 38,313 |
| State income taxes, net of federal tax benefit | 986 | 342 | 4,073 | 1,117 |
| Discrete items related to ASU 2016-09 | (31) | 5 | (2,567) | (1,372) |
| Tax exempt interest income | (833) | (955) | (2,292) | (3,160) |
| Tax exempt earnings on BOLI | (186) | (178) | (562) | (616) |
| Other differences, net | (2,914) | 229 | (1,732) | 1,147 |
| Provision for income taxes | $ 10,902 | $ 14,678 | $ 38,651 | $ 35,429 |
| X | ||||||||||
- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to discrete items related to ASU 2016-09. No definition available.
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- Definition Income tax rate reconciliation on tax exempt interest income. No definition available.
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- Definition Income tax rate reconciliation on cash value changes in bank owned life insurance. No definition available.
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- References No definition available.
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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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- Definition The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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