INCOME TAXES - Summary of Differences in Taxes from Continuing Operations Computed at Statutory Rate (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Income Tax Disclosure [Abstract] | ||||
| Tax Jurisdiction of Domicile [Extensible Enumeration] | UNITED STATES | |||
| Provision at statutory rate | $ 67,992 | $ 48,846 | $ 198,078 | $ 119,672 |
| State income taxes | 15,216 | 11,144 | 44,809 | 23,139 |
| Tax credit investments - federal: | ||||
| New market tax credits | (8,184) | (7,842) | (23,242) | (15,626) |
| Nontaxable or nondeductible items: | ||||
| Tax-exempt interest | (5,118) | (4,585) | (15,512) | (12,403) |
| FDIC premiums | 2,781 | 2,960 | 8,524 | 7,813 |
| Other, net | (2,908) | (492) | (10,510) | (5,362) |
| Income tax expense | $ 69,779 | $ 50,031 | $ 202,147 | $ 117,233 |
| Effective tax rate | 21.60% | 21.50% | 21.40% | 20.60% |
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- Definition Effective Income Tax Rate Reconciliation, New Market Tax Credits, Amount No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Non-Deductible FDIC Premiums, Amount No definition available.
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- 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/disclosureRef
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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://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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| 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 other adjustments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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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 income (loss) exempt from income taxes. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Indicates tax jurisdiction of domicile. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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