Goodwill and Other Intangibles and Servicing Rights - Schedule of Other Intangible Assets (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
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| Intangible Asset, Finite-Lived [Line Items] | |||||
| Amortization during the period | $ 6,156 | $ 1,481 | $ 10,252 | $ 3,033 | |
| Core deposit intangibles | |||||
| Intangible Asset, Finite-Lived [Line Items] | |||||
| Gross carrying amount | 170,019 | 170,019 | $ 56,588 | ||
| Accumulated amortization | (52,755) | (52,755) | (42,933) | ||
| Net book value | 117,264 | 117,264 | 13,655 | ||
| Additions during the period | 113,431 | 0 | |||
| Amortization during the period | 9,822 | 5,160 | |||
| Customer list intangibles | |||||
| Intangible Asset, Finite-Lived [Line Items] | |||||
| Gross carrying amount | 15,173 | 15,173 | 6,173 | ||
| Accumulated amortization | (5,245) | (5,245) | (4,815) | ||
| Net book value | $ 9,928 | 9,928 | 1,358 | ||
| Additions during the period | 9,000 | 0 | |||
| Amortization during the period | $ 430 | $ 580 | |||
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- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of accumulated amortization of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated amortization, of finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase in finite-lived intangible asset acquired in business combination, asset acquisition, and from joint venture formation. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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